Updated

ChangeLog.md

@@ -1,45 +1,52 @@
 # Version 1.2.0 (not yet released)
 
 - New features:
-	* REPL mode: a new `Gnuplot.repl_init()` function is available to
+    * REPL mode: a new `Gnuplot.repl_init()` function is available to
       install a gnuplot REPL;
 
-	* `@gp` and `@gsp` now accepts a `Gnuplot.PlotElements` object,
+    * Implemented the "recipe" mechanism: the `recipe()` function can
+      now be extended to register new implicit recipes to display
+      data;
+
+    * `@gp` and `@gsp` now accepts a `Gnuplot.PlotElements` object,
       containing commands, data and plot specifications in a single
       argument;
 
-	* The `recipe()` function can be extended to register new implicit
+    * The `linetypes` function now accept the `lw`, `ps` (to set the
-      recipes to display input data;
-
-	* The `linetypes` function now accept the `lw`, `ps` (to set the
       line width and point size respectively), and the `dashed` (to
       use dashed patterns in place of solid lines) keywords;
 
-	* The new `Gnuplot.options.reset::Vector{String}` field allows to
+    * The new `Gnuplot.options.reset::Vector{String}` field allows to
       set initialization commands to be executed when a session is
       reset.  Unlike `Gnuplot.options.init`, these commands are saved
       in the session and can be saved into a script;
 
-	* New functions: `gpvars()` to retrieve all gnuplot variables,
+    * New functions: `gpvars()` to retrieve all gnuplot variables,
       `gpmargins()` to retrieve current plot margins (in screen
       coordinates, `gpranges()` to retrieve current plot axis ranges;
-	
-	* New keywords for `@gp` and `@gsp`: `lmargin`, `rmargin`,
-      `bmargin`, `tmargin`, `margins`, to set plot margins;
-	  
-- New recipes:
-	* to display histograms (as returned by `hist()`);
 
-    * to display images;
+    * New keywords for `@gp` and `@gsp`: `lmargin`, `rmargin`,
+      `bmargin`, `tmargin`, `margins`, to set plot margins;
+
+    * Implemented new implicit recipes to display histograms (as
+      returned by `hist()`) and images;
+
+    * Documentation updated;
+
+
+- Breaking changes:
+    * The 2D matrix are now sent to gnuplot in a column-major order,
+      to comply with Julia array layout;
+
 
 - Bugfix:
-	* When a `Vector{String}` is passed to `driver()` it used to be
+    * When a `Vector{String}` is passed to `driver()` it used to be
-	modified, and couldn't be used again in a second call.  Now the
+    modified, and couldn't be used again in a second call.  Now the
-	original is preserved;
+    original is preserved;
 
-	* `contourlines()` used to return a single blanck line to
+    * `contourlines()` used to return a single blanck line to
-	distinguish iso-contour lines, and this may cause problems in 3D
+    distinguish iso-contour lines, and this may cause problems in 3D
-	plot.  Now two blanck lines are returned;
+    plot.  Now two blanck lines are returned;
 
 
 # Version 1.1.0 (released on: Apr. 09, 2020)

README.md

@@ -14,10 +14,21 @@
 
 Install with:
 ```julia
-]add Gnuplot@1.1.0
+]add Gnuplot
 ```
 A working [gnuplot](http://gnuplot.sourceforge.net/) package must be installed on your platform.
 
+You may check the installed **Gnuplot.jl** version with:
+```julia
+]st Gnuplot
+```
+If the displayed version is not v1.1.0 you are probably having a dependency conflict. In this case try forcing installation of the latest version with:
+```julia
+]add Gnuplot@1.1.0
+```
+and check which package is causing the conflict.
+
+
 Test package:
 ```julia
 using Gnuplot
@@ -43,9 +54,9 @@ save("parabola.gp")  # => save a script file with both data and command to re-cr
 ```julia
 x = -2pi:0.1:2pi
 approx = fill(0., length(x));
-@gp t="Polynomial approximation of sin(x)"  key="opaque" linetypes(:Blues_3)
+@gp tit="Polynomial approximation of sin(x)" key="opaque" linetypes(:Blues_4)
 @gp :- "set encoding utf8" raw"""set xtics ('-π' -pi, '-π/2' -pi/2, 0, 'π/2' pi/2, 'π' pi)"""
-@gp :- xr=3.8.*[-1, 1] yr=[-1.5,1.5] "set grid"
+@gp :- xr=3.8.*[-1, 1] yr=[-1.5,1.5] "set grid front"
 @gp :- x sin.(x) approx .+=  x          "w filledcurve t 'n=0' lt 1"
 @gp :- x sin.(x) approx .+= -x.^3/6     "w filledcurve t 'n=1' lt 2"
 @gp :- x sin.(x) approx .+=  x.^5/120   "w filledcurve t 'n=2' lt 3"

docs/src/install.md

@@ -8,12 +8,27 @@ If `gnuplot` is not available in your platform you can still use **Gnuplot.jl**
 ## Package installation
 In the Julia REPL type:
 ```julia-repl
-julia> ]add Gnuplot@1.2.0
+julia> ]add Gnuplot
 ```
-The `]` character starts the Julia [package manager](https://julialang.github.io/Pkg.jl/v1/getting-started.html#Basic-Usage-1). Then hit backspace key to return to Julia REPL.
+The `]` character starts the Julia [package manager](https://julialang.github.io/Pkg.jl/v1/getting-started.html#Basic-Usage-1). Hit backspace key to return to Julia prompt.
+
 
 ## Check installation
 
+Check **Gnuplot.jl** version with:
+```julia-repl
+julia> ]st Gnuplot
+Status `~/.julia/environments/v1.4/Project.toml`
+  [dc211083] Gnuplot v1.2.0
+```
+If the displayed version is not `v1.2.0` you are probably having a dependency conflict.  In this case try forcing installation of the latest version with:
+```julia-repl
+julia> ]add Gnuplot@1.2.0
+```
+and check which package is causing the conflict.
+
+
+
 Check execution and version of the underlying `gnuplot` process:
 ```@repl
 using Gnuplot