Translation

• [CH-112] - Update Polish translation for 1.40

Bugfixes

• [CH-146] - Moving files - deleting is done at progress of 100%
• [CH-181] - Shell extension not working after migration to VS2015
• [CH-204] - After restarting move task the operation needs to be skipped twice
• [CH-205] - Wrong encoding of start menu entries

Other changes

• [CH-60] - Increate unit tests coverage for libchcore to min. 5%
• [CH-201] - Update boost to 1.60
• [CH-202] - Revert compiler to VS2013 for upcoming 1.40
• [CH-203] - Minor adjustments to handling read-only files
• [CH-207] - Update tagging script to support rc versioning