diff --git a/Project.toml b/Project.toml
index ca0eb93a..46aacdfd 100644
--- a/Project.toml
+++ b/Project.toml
@@ -1,7 +1,7 @@
 name = "Plots"
 uuid = "91a5bcdd-55d7-5caf-9e0b-520d859cae80"
 author = ["Tom Breloff (@tbreloff)"]
-version = "0.29.1"
+version = "0.29.3"
 
 [deps]
 Base64 = "2a0f44e3-6c83-55bd-87e4-b1978d98bd5f"
@@ -32,7 +32,7 @@ UUIDs = "cf7118a7-6976-5b1a-9a39-7adc72f591a4"
 
 [compat]
 Contour = "0.5"
-FFMPEG = "0.2"
+FFMPEG = "0.2, 0.3"
 FixedPointNumbers = "0.6, 0.7, 0.8"
 GR = "0.46, 0.47"
 GeometryTypes = "0.7"
diff --git a/README.md b/README.md
index ed68838c..3c57fef1 100644
--- a/README.md
+++ b/README.md
@@ -15,8 +15,8 @@
 [docs-img]: https://img.shields.io/badge/docs-stable-blue.svg
 [docs-url]: http://docs.juliaplots.org/latest/
 
-[![][travis-img]](travis-url)
-[![][appveyor-img]](appveyor-url)
+[![][travis-img]][travis-url]
+[![][appveyor-img]][appveyor-url]
 [![][pkgeval-img]][pkgeval-url]
 [![][gitter-img]][gitter-url]
 [![][docs-img]][docs-url]
diff --git a/src/backends/hdf5.jl b/src/backends/hdf5.jl
index 9b357216..07995e17 100644
--- a/src/backends/hdf5.jl
+++ b/src/backends/hdf5.jl
@@ -109,7 +109,7 @@ _hdf5_datapath(subpath::String) = "$_hdf5_dataroot/$subpath"
 _hdf5_map_str2telem(k::String) = HDF5PLOT_MAP_STR2TELEM[k]
 _hdf5_map_str2telem(v::Vector) = HDF5PLOT_MAP_STR2TELEM[v[1]]
 
-function _hdf5_merge!(dest::Dict, src::Dict)
+function _hdf5_merge!(dest, src)
     for (k, v) in src
         if isa(v, Axis)
             _hdf5_merge!(dest[k].plotattributes, v.plotattributes)
@@ -295,7 +295,7 @@ function _hdf5plot_gwrite(grp, k::String, v::Tuple)
     end
     #NOTE: _hdf5plot_overwritetype overwrites "Array" type with "Tuple".
 end
-function _hdf5plot_gwrite(grp, k::String, plotattributes::Dict)
+function _hdf5plot_gwrite(grp, k::String, plotattributes::AKW)
 #    @warn("Cannot write dict: $k=$plotattributes")
 end
 function _hdf5plot_gwrite(grp, k::String, v::AbstractRange)
@@ -376,7 +376,7 @@ function _hdf5plot_gwrite(grp, k::String, v::Subplot)
     _hdf5plot_writetype(grp, Subplot)
     return
 end
-function _hdf5plot_write(grp, plotattributes::Dict)
+function _hdf5plot_write(grp, plotattributes::AKW)
     for (k, v) in plotattributes
         kstr = string(k)
         _hdf5plot_gwrite(grp, kstr, v)
@@ -567,7 +567,7 @@ function _hdf5plot_read(grp, k::String)
 end
 
 #Read in values in group to populate plotattributes:
-function _hdf5plot_read(grp, plotattributes::Dict)
+function _hdf5plot_read(grp, plotattributes::AKW)
     gnames = names(grp)
     for k in gnames
         try