Merge branch 'release/1.4'
Added mono build directory and replaced custom Version task with MSBuildCommunityTasks Version task.
Fixed filename casing
Mono needs System.String to distinguish from local property named String.
Initial build script for Mono
Fixes for compiling correctly under Mono.
Added conditional guard around use of existing REST client
Removed unused field
Fixed compiler warnings under Mono
Added mono build directory and replaced custom Version task with MSBuildCommunityTasks Version task.
Fixed filename casing
Mono needs System.String to distinguish from local property named String.
Initial build script for Mono
Fixes for compiling correctly under Mono.
Added conditional guard around use of existing REST client
Removed unused field
Fixed compiler warnings under Mono
Rebased against develop and fixed merge conflict
Added a README and updated bulid script and gitignore for Mono.
Merge branch 'feature/mono_build' into develop