Creating tag for v0.10.0

Merge branch 'feature-issue146' #146

* feature-issue146:
  Updated CHANGES for #146
  Updated documentation for `random.guid`, `random.file` and `random.path` live properties. #146
  Implemented `random.guid`, `random.file` and `random.path` live properties. #146
  Updated documentation for `random`, `randommin` and `randommax` attributes #146
  Fixed a bug where using `randommin` without `randommax` attribute would generates values bigger than the actual pattern length. #146
  Fixed a bug in RandomHelper::GetRandomMinMaxValue() to increase max_value by 1 to convert from "exclused" to "included" range. Implementing re/seeding support for IRandomService.h Created more unit tests. #146
  Implemented `random`, `randommin` and `randommax` attributes for ActionProperty elements. #146.
  Created IRandomService interface and a valid implementation PcgRandomService. Added new unit test for the new class. Modified code to setup PcgRandomService as a valid IRandomService for the App class. #146

Merge branch 'feature-issue117' #117

* feature-issue117:
  Fixed a bug with the installer which was always failing. The installer was trying to un/register file "sa.shellextension-d.dll" even if we were building in release.

Creating tag for v0.7.0

Enabled building of branch 'Branch_0.6.x' on Appveyor (again)

Creating tag for version v0.6.0

Creating tag for v0.5.1.

Creating tag for 0.5.0

Fixed warnings found when building with Visual Studio 2017

Creating tag v0.4.0-rc.1 for archiving the local implementation of ut…

…f-8 support. See utf_strings.h (and its cpp) files.