small readme+docs update

README.md

@@ -5,19 +5,19 @@
 [![](https://img.shields.io/badge/docs-dev-blue.svg)](https://j-fu.github.io/ExtendableGrids.jl/dev)
 
 
-Container structure `ExtendableGrid` with type stable content access and lazy content creation holding data for discretization
+Provide container structure `ExtendableGrid` with type stable content access and lazy content creation holding data for discretization
 grids for finite element and finite volume methods. 
 Used by [VoronoiFVM](https://github.com/j-fu/VoronoiFVM.jl) and  [GradientRobustMultiPhysics](https://github.com/chmerdon/GradientRobustMultiPhysics.jl),
 a package for novel, gradient robust finite element methods.
 
-Additional funtionality:
+Additional functionality:
 - Tools to create tensor product grids
 - Tools for grid modification
+- [Gmsh.jl](https://github.com/JuliaFEM/Gmsh.jl) extension
 
-
+  
 Companion packages:
 - Visualization of these grids and of functions on them is avaialable in [GridVisualize.jl](https://github.com/j-fu/GridVisualize.jl).
-- The differently licensed [SimplexGridFactory](https://github.com/j-fu/SimplexGridFactory.jl) contains an interface which allows to
+- The differently licensed [SimplexGridFactory](https://github.com/j-fu/SimplexGridFactory.jl) contains an API which allows to
   create `ExtendableGrid` objects with  [Triangulate.jl](https://github.com/JuliaGeometry/Triangulate.jl) which wraps the Triangle mesh generator
   by J. Shewchuk and [TetGen.jl](https://github.com/JuliaGeometry/TetGen.jl) which wraps the  TetGen mesh generator by H. Si.
-

examples/examples1d.jl

@@ -44,7 +44,7 @@ function interval_subgrid()
     subgrid(grid, [2, 3])
 end
 # ![](interval_subgrid.svg)
-# ## CI callbacks
+# ## CI callbacks  for [ExampleJuggler.jl](https://github.com/j-fu/ExampleJuggler.jl)
 # Unit tests
 using Test
 

examples/examples3d.jl

@@ -26,7 +26,7 @@ function cross3d()
     subgrid(grid, [2])
 end
 # ![](cross3d.svg)
-# ## CI callbacks
+# ## CI callbacks  for [ExampleJuggler.jl](https://github.com/j-fu/ExampleJuggler.jl)
 # Unit tests
 
 function mask_bedges()