activate github feed
Merge pull request #89 from SergioCrisostomo/github

activate Github feed
build source files

fix builder
css polish in builder page & checkbox positioning
DRY.
add option to remove Core dependencies

When compiling More source files this new option makes possible to
download without Core dependencies.
Defaults to: Download with dependencies.
update after review
pass modules name in input name array

also:
- update packager version to be able to remove Core's dependencies
- fix typo