fic alpha checkbox (issue #105)

This version introduces multiple enhancements:

fixed problem with alpha version height checkbox
also applied dark version of bootstrap

Details of additions/deletions below:
--------------------------------------------------------------

Modified:   /BLUE_FRAMEWORK/cfg/tree.xml
            -- Updated --
                changed bootstrap version from normal to dark

Modified:   /BLUE_FRAMEWORK/modules/commit/elements/css/commit.css
            -- Updated --
                fixed alpha checkbox
                applied dark bootstrap styles

Modified:   /BLUE_FRAMEWORK/modules/commit/layouts/commit1.html
            -- Added --
                added panel class to main section
Merge remote-tracking branch 'origin/version-2.0.1' into commit-generator
Merge pull request #117 from chajr/commit-generator

Commit generator