diff --git a/REQUIRE b/REQUIRE
index 0303ac8f..f0aaec83 100644
--- a/REQUIRE
+++ b/REQUIRE
@@ -1,4 +1,4 @@
-julia 0.4
+julia 0.5-
 
 RecipesBase
 PlotUtils
diff --git a/src/animation.jl b/src/animation.jl
index edd90fe8..da90fb63 100644
--- a/src/animation.jl
+++ b/src/animation.jl
@@ -55,7 +55,7 @@ end
 
 
 # write out html to view the gif... note the rand call which is a hack so the image doesn't get cached
-function Base.writemime(io::IO, ::MIME"text/html", agif::AnimatedGif)
+function Base.show(io::IO, ::MIME"text/html", agif::AnimatedGif)
     write(io, "<img src=\"$(relpath(agif.filename))?$(rand())>\" />")
 end
 
diff --git a/src/backends/bokeh.jl b/src/backends/bokeh.jl
index 286267de..5ba50bd4 100644
--- a/src/backends/bokeh.jl
+++ b/src/backends/bokeh.jl
@@ -194,7 +194,7 @@ end
 
 # ----------------------------------------------------------------
 
-function Base.writemime(io::IO, ::MIME"image/png", plt::AbstractPlot{BokehBackend})
+function Base.show(io::IO, ::MIME"image/png", plt::AbstractPlot{BokehBackend})
   # TODO: write a png to io
   warn("mime png not implemented")
 end
diff --git a/src/backends/gadfly.jl b/src/backends/gadfly.jl
index 1a1df404..3c2569ff 100644
--- a/src/backends/gadfly.jl
+++ b/src/backends/gadfly.jl
@@ -677,7 +677,7 @@ setGadflyDisplaySize(plt::Plot) = setGadflyDisplaySize(plt.attr[:size]...)
 # -------------------------------------------------------------------------
 
 
-function dowritemime{P<:Union{GadflyBackend,ImmerseBackend}}(io::IO, func, plt::AbstractPlot{P})
+function doshow{P<:Union{GadflyBackend,ImmerseBackend}}(io::IO, func, plt::AbstractPlot{P})
     gplt = getGadflyContext(plt)
     setGadflyDisplaySize(plt)
     Gadfly.draw(func(io, Compose.default_graphic_width, Compose.default_graphic_height), gplt)
@@ -692,9 +692,9 @@ getGadflyWriteFunc(::MIME"application/x-tex") = Gadfly.PGF
 getGadflyWriteFunc(m::MIME) = error("Unsupported in Gadfly/Immerse: ", m)
 
 for mime in (MIME"image/png", MIME"image/svg+xml", MIME"application/pdf", MIME"application/postscript", MIME"application/x-tex")
-    @eval function Base.writemime{P<:Union{GadflyBackend,ImmerseBackend}}(io::IO, ::$mime, plt::AbstractPlot{P})
+    @eval function Base.show{P<:Union{GadflyBackend,ImmerseBackend}}(io::IO, ::$mime, plt::AbstractPlot{P})
         func = getGadflyWriteFunc($mime())
-        dowritemime(io, func, plt)
+        doshow(io, func, plt)
     end
 end
 
diff --git a/src/backends/glvisualize.jl b/src/backends/glvisualize.jl
index 55749ec4..18c422b8 100644
--- a/src/backends/glvisualize.jl
+++ b/src/backends/glvisualize.jl
@@ -311,7 +311,7 @@ function _update_plot_object(plt::Plot{GLVisualizeBackend})
     gl_display(plt)
 end
 
-# function _writemime(io::IO, ::MIME"image/png", plt::AbstractPlot{GLVisualizeBackend})
+# function _show(io::IO, ::MIME"image/png", plt::AbstractPlot{GLVisualizeBackend})
 #     # TODO: write a png to io
 # end
 
diff --git a/src/backends/gr.jl b/src/backends/gr.jl
index b093e631..ba75d2e8 100644
--- a/src/backends/gr.jl
+++ b/src/backends/gr.jl
@@ -961,7 +961,7 @@ const _gr_mimeformats = Dict(
 
 
 for (mime, fmt) in _gr_mimeformats
-    @eval function _writemime(io::IO, ::MIME{Symbol($mime)}, plt::Plot{GRBackend})
+    @eval function _show(io::IO, ::MIME{Symbol($mime)}, plt::Plot{GRBackend})
         GR.emergencyclosegks()
         wstype = haskey(ENV, "GKS_WSTYPE") ? ENV["GKS_WSTYPE"] : "0"
         filepath = tempname() * "." * $fmt
@@ -969,7 +969,7 @@ for (mime, fmt) in _gr_mimeformats
         ENV["GKS_FILEPATH"] = filepath
         gr_display(plt)
         GR.emergencyclosegks()
-        write(io, readall(filepath))
+        write(io, readstring(filepath))
         ENV["GKS_WSTYPE"] = wstype
         rm(filepath)
     end
diff --git a/src/backends/pgfplots.jl b/src/backends/pgfplots.jl
index 23e897c8..caac2e23 100644
--- a/src/backends/pgfplots.jl
+++ b/src/backends/pgfplots.jl
@@ -288,12 +288,12 @@ function _make_pgf_plot!(plt::Plot)
 end
 
 
-function _writemime(io::IO, mime::MIME"image/svg+xml", plt::Plot{PGFPlotsBackend})
+function _show(io::IO, mime::MIME"image/svg+xml", plt::Plot{PGFPlotsBackend})
     _make_pgf_plot!(plt)
-    writemime(io, mime, plt.o)
+    show(io, mime, plt.o)
 end
 
-function _writemime(io::IO, mime::MIME"application/pdf", plt::Plot{PGFPlotsBackend})
+function _show(io::IO, mime::MIME"application/pdf", plt::Plot{PGFPlotsBackend})
     _make_pgf_plot!(plt)
 
     # prepare the object
diff --git a/src/backends/plotly.jl b/src/backends/plotly.jl
index 3aee0a1e..272eb46d 100644
--- a/src/backends/plotly.jl
+++ b/src/backends/plotly.jl
@@ -567,11 +567,11 @@ end
 # ----------------------------------------------------------------
 
 
-function _writemime(io::IO, ::MIME"image/png", plt::Plot{PlotlyBackend})
-    writemime_png_from_html(io, plt)
+function _show(io::IO, ::MIME"image/png", plt::Plot{PlotlyBackend})
+    show_png_from_html(io, plt)
 end
 
-function _writemime(io::IO, ::MIME"image/svg+xml", plt::Plot{PlotlyBackend})
+function _show(io::IO, ::MIME"image/svg+xml", plt::Plot{PlotlyBackend})
     write(io, html_head(plt) * html_body(plt))
 end
 
diff --git a/src/backends/plotlyjs.jl b/src/backends/plotlyjs.jl
index dd7561cd..a96587e6 100644
--- a/src/backends/plotlyjs.jl
+++ b/src/backends/plotlyjs.jl
@@ -63,11 +63,11 @@ end
 
 # ----------------------------------------------------------------
 
-function _writemime(io::IO, ::MIME"image/svg+xml", plt::Plot{PlotlyJSBackend})
-    writemime(io, MIME("text/html"), plt.o)
+function _show(io::IO, ::MIME"image/svg+xml", plt::Plot{PlotlyJSBackend})
+    show(io, MIME("text/html"), plt.o)
 end
 
-function _writemime(io::IO, ::MIME"image/png", plt::Plot{PlotlyJSBackend})
+function _show(io::IO, ::MIME"image/png", plt::Plot{PlotlyJSBackend})
     tmpfn = tempname() * ".png"
     PlotlyJS.savefig(plt.o, tmpfn)
     write(io, read(open(tmpfn)))
diff --git a/src/backends/pyplot.jl b/src/backends/pyplot.jl
index 24efb1ba..cd25e145 100644
--- a/src/backends/pyplot.jl
+++ b/src/backends/pyplot.jl
@@ -1184,7 +1184,7 @@ const _pyplot_mimeformats = Dict(
 
 
 for (mime, fmt) in _pyplot_mimeformats
-    @eval function _writemime(io::IO, ::MIME{Symbol($mime)}, plt::Plot{PyPlotBackend})
+    @eval function _show(io::IO, ::MIME{Symbol($mime)}, plt::Plot{PyPlotBackend})
         fig = plt.o
         fig.o[:canvas][:print_figure](
             io,
diff --git a/src/backends/qwt.jl b/src/backends/qwt.jl
index c311f3db..253f2a37 100644
--- a/src/backends/qwt.jl
+++ b/src/backends/qwt.jl
@@ -282,13 +282,13 @@ end
 
 # ----------------------------------------------------------------
 
-function Base.writemime(io::IO, ::MIME"image/png", plt::Plot{QwtBackend})
+function Base.show(io::IO, ::MIME"image/png", plt::Plot{QwtBackend})
   Qwt.refresh(plt.o)
   Qwt.savepng(plt.o, "/tmp/dfskjdhfkh.png")
   write(io, readall("/tmp/dfskjdhfkh.png"))
 end
 
-# function Base.writemime(io::IO, ::MIME"image/png", subplt::Subplot{QwtBackend})
+# function Base.show(io::IO, ::MIME"image/png", subplt::Subplot{QwtBackend})
 #   for plt in subplt.plts
 #     Qwt.refresh(plt.o)
 #   end
diff --git a/src/backends/template.jl b/src/backends/template.jl
index 82b009ab..71fabbf9 100644
--- a/src/backends/template.jl
+++ b/src/backends/template.jl
@@ -67,7 +67,7 @@ end
     # "image/png"               => "png",
     # "application/postscript"  => "ps",
     # "image/svg+xml"           => "svg"
-function _writemime(io::IO, ::MIME"image/png", plt::Plot{[PkgName]Backend})
+function _show(io::IO, ::MIME"image/png", plt::Plot{[PkgName]Backend})
 end
 
 # Display/show the plot (open a GUI window, or browser page, for example).
diff --git a/src/backends/unicodeplots.jl b/src/backends/unicodeplots.jl
index ba447cf6..f8b5d84e 100644
--- a/src/backends/unicodeplots.jl
+++ b/src/backends/unicodeplots.jl
@@ -113,7 +113,7 @@ end
 
 # -------------------------------
 
-# since this is such a hack, it's only callable using `png`... should error during normal `writemime`
+# since this is such a hack, it's only callable using `png`... should error during normal `show`
 function png(plt::AbstractPlot{UnicodePlotsBackend}, fn::AbstractString)
     fn = addExtension(fn, "png")
 
@@ -150,7 +150,7 @@ function _update_plot_object(plt::Plot{UnicodePlotsBackend})
   rebuildUnicodePlot!(plt)
 end
 
-function _writemime(io::IO, ::MIME"text/plain", plt::Plot{UnicodePlotsBackend})
+function _show(io::IO, ::MIME"text/plain", plt::Plot{UnicodePlotsBackend})
   map(show, plt.o)
   nothing
 end
diff --git a/src/backends/web.jl b/src/backends/web.jl
index 4681316b..14e100cd 100644
--- a/src/backends/web.jl
+++ b/src/backends/web.jl
@@ -51,7 +51,7 @@ function html_to_png(html_fn, png_fn, w, h)
     run(`wkhtmltoimage -f png -q --width $w --height $h --disable-smart-width $html_fn $png_fn`)
 end
 
-function writemime_png_from_html(io::IO, plt::AbstractPlot)
+function show_png_from_html(io::IO, plt::AbstractPlot)
     # write html to a temporary file
     html_fn = write_temp_html(plt)
 
diff --git a/src/backends/winston.jl b/src/backends/winston.jl
index db9ca629..2e13522e 100644
--- a/src/backends/winston.jl
+++ b/src/backends/winston.jl
@@ -238,10 +238,10 @@ function addWinstonLegend(plt::Plot, wplt)
   end
 end
 
-function Base.writemime(io::IO, ::MIME"image/png", plt::AbstractPlot{WinstonBackend})
+function Base.show(io::IO, ::MIME"image/png", plt::AbstractPlot{WinstonBackend})
   window, canvas, wplt = getWinstonItems(plt)
   addWinstonLegend(plt, wplt)
-  writemime(io, "image/png", wplt)
+  show(io, "image/png", wplt)
 end
 
 
diff --git a/src/output.jl b/src/output.jl
index e115a4bf..ab219591 100644
--- a/src/output.jl
+++ b/src/output.jl
@@ -5,7 +5,7 @@ defaultOutputFormat(plt::Plot) = "png"
 function png(plt::Plot, fn::AbstractString)
   fn = addExtension(fn, "png")
   io = open(fn, "w")
-  writemime(io, MIME("image/png"), plt)
+  show(io, MIME("image/png"), plt)
   close(io)
 end
 png(fn::AbstractString) = png(current(), fn)
@@ -13,7 +13,7 @@ png(fn::AbstractString) = png(current(), fn)
 function svg(plt::Plot, fn::AbstractString)
   fn = addExtension(fn, "svg")
   io = open(fn, "w")
-  writemime(io, MIME("image/svg+xml"), plt)
+  show(io, MIME("image/svg+xml"), plt)
   close(io)
 end
 svg(fn::AbstractString) = svg(current(), fn)
@@ -22,7 +22,7 @@ svg(fn::AbstractString) = svg(current(), fn)
 function pdf(plt::Plot, fn::AbstractString)
   fn = addExtension(fn, "pdf")
   io = open(fn, "w")
-  writemime(io, MIME("application/pdf"), plt)
+  show(io, MIME("application/pdf"), plt)
   close(io)
 end
 pdf(fn::AbstractString) = pdf(current(), fn)
@@ -31,7 +31,7 @@ pdf(fn::AbstractString) = pdf(current(), fn)
 function ps(plt::Plot, fn::AbstractString)
   fn = addExtension(fn, "ps")
   io = open(fn, "w")
-  writemime(io, MIME("application/postscript"), plt)
+  show(io, MIME("application/postscript"), plt)
   close(io)
 end
 ps(fn::AbstractString) = ps(current(), fn)
@@ -40,7 +40,7 @@ ps(fn::AbstractString) = ps(current(), fn)
 function tex(plt::Plot, fn::AbstractString)
   fn = addExtension(fn, "tex")
   io = open(fn, "w")
-  writemime(io, MIME("application/x-tex"), plt)
+  show(io, MIME("application/x-tex"), plt)
   close(io)
 end
 tex(fn::AbstractString) = tex(current(), fn)
@@ -129,26 +129,26 @@ const _best_html_output_type = KW(
 )
 
 # a backup for html... passes to svg or png depending on the html_output_format arg
-function Base.writemime(io::IO, ::MIME"text/html", plt::Plot)
+function Base.show(io::IO, ::MIME"text/html", plt::Plot)
     output_type = Symbol(plt.attr[:html_output_format])
     if output_type == :auto
         output_type = get(_best_html_output_type, backend_name(plt.backend), :svg)
     end
     if output_type == :png
         # info("writing png to html output")
-        print(io, "<img src=\"data:image/png;base64,", base64encode(writemime, MIME("image/png"), plt), "\" />")
+        print(io, "<img src=\"data:image/png;base64,", base64encode(show, MIME("image/png"), plt), "\" />")
     elseif output_type == :svg
         # info("writing svg to html output")
-        writemime(io, MIME("image/svg+xml"), plt)
+        show(io, MIME("image/svg+xml"), plt)
     elseif output_type == :txt
-        writemime(io, MIME("text/plain"), plt)
+        show(io, MIME("text/plain"), plt)
     else
         error("only png or svg allowed. got: $output_type")
     end
 end
 
-function _writemime(io::IO, m, plt::Plot)
-    warn("_writemime is not defined for this backend. m=", string(m))
+function _show(io::IO, m, plt::Plot)
+    warn("_show is not defined for this backend. m=", string(m))
 end
 function _display(plt::Plot)
     warn("_display is not defined for this backend.")
@@ -156,9 +156,9 @@ end
 
 # for writing to io streams... first prepare, then callback
 for mime in keys(_mimeformats)
-    @eval function Base.writemime(io::IO, m::MIME{Symbol($mime)}, plt::Plot)
+    @eval function Base.show(io::IO, m::MIME{Symbol($mime)}, plt::Plot)
         prepare_output(plt)
-        _writemime(io, m, plt)
+        _show(io, m, plt)
     end
 end
 
@@ -168,7 +168,7 @@ end
 
 if is_installed("FileIO")
     @eval import FileIO
-    function _writemime(io::IO, ::MIME"image/png", plt::Plot)
+    function _show(io::IO, ::MIME"image/png", plt::Plot)
         fn = tempname()
 
         # first save a pdf file
@@ -192,12 +192,12 @@ end
 
 # function html_output_format(fmt)
 #     if fmt == "png"
-#         @eval function Base.writemime(io::IO, ::MIME"text/html", plt::Plot)
-#             print(io, "<img src=\"data:image/png;base64,", base64(writemime, MIME("image/png"), plt), "\" />")
+#         @eval function Base.show(io::IO, ::MIME"text/html", plt::Plot)
+#             print(io, "<img src=\"data:image/png;base64,", base64(show, MIME("image/png"), plt), "\" />")
 #         end
 #     elseif fmt == "svg"
-#         @eval function Base.writemime(io::IO, ::MIME"text/html", plt::Plot)
-#             writemime(io, MIME("image/svg+xml"), plt)
+#         @eval function Base.show(io::IO, ::MIME"text/html", plt::Plot)
+#             show(io, MIME("image/svg+xml"), plt)
 #         end
 #     else
 #         error("only png or svg allowed. got: $fmt")
@@ -225,12 +225,12 @@ function setup_ijulia()
             end
             function IJulia.display_dict(plt::Plot)
                 global _ijulia_output
-                Dict{Compat.ASCIIString, ByteString}(_ijulia_output[1] => sprint(writemime, _ijulia_output[1], plt))
+                Dict{Compat.ASCIIString, ByteString}(_ijulia_output[1] => sprint(show, _ijulia_output[1], plt))
             end
 
             # default text/plain passes to html... handles Interact issues
-            function Base.writemime(io::IO, m::MIME"text/plain", plt::Plot)
-                writemime(io, MIME("text/html"), plt)
+            function Base.show(io::IO, m::MIME"text/plain", plt::Plot)
+                show(io, MIME("text/html"), plt)
             end
         end
         set_ijulia_output("text/html")
@@ -264,8 +264,8 @@ function setup_atom()
         end
 
         # # force text/plain to output to the PlotPane
-        # function Base.writemime(io::IO, ::MIME"text/plain", plt::Plot)
-        #     # writemime(io::IO, MIME("text/html"), plt)
+        # function Base.show(io::IO, ::MIME"text/plain", plt::Plot)
+        #     # show(io::IO, MIME("text/html"), plt)
         #     Atom.Media.render(pane)
         # end
 
diff --git a/test/REQUIRE b/test/REQUIRE
index e8355306..ff933afb 100644
--- a/test/REQUIRE
+++ b/test/REQUIRE
@@ -1,4 +1,4 @@
-julia 0.4
+julia 0.5-
 
 RecipesBase
 PlotUtils