chore(gh-pages): remove unused stuff
feat(gh-pages): update template to use bootstrap 3.0.x

Merge branch 'douglasduteil-feat-bs3-update'

Closes #1
chore(release): v1.2.0
fix(gh-pages): plunker dependencies link

The sources now comes from the bower branch
fix(gh-pages): little fade in on start
feat(gh-pages): overwrite the js dependancies

Add the possibility to overwrite the main page js dependancies by passing a function on the js key.
fix(bower): allow bower.json customization
fix(gulp): gulp.env deprecate in gulp 3.5
chore(bump): bump to 1.2.4
fix(gh-pages): update gulp-rename to 1.x
chore(publish): change pushing moment
fix(gulp): deprecated gulp.run
fix(gulp): deprecated gulp.env

- use 'yargs' instead.
- run global dependencies update
chore(release): bump to 1.2.6