Rolling version to 1.8
Updated release notes
Merge branch 'release-1.8'
* Added:
    * JUnitFiles(File) constructor
    * CommonDateFormats.parse...() methods
    * StringBuilderExt
Merge tag 'v1.8' into develop

* Added:
    * JUnitFiles(File) constructor
    * CommonDateFormats.parse...() methods
    * StringBuilderExt