fix(gen): script paths use forward slashes

Using path.join creates backslashes. Script src uses forward slashes

Fixes #410
Merge pull request #445 from eddiemonge/webpath

Fix Windows broken paths
docs(contributing): add git commit message guidelines

Update with brief message about what goes in the commit message
fix(build): only include sass if sass is selected

Sass-bootstrap should only be included if the user selects sass

Fixes #449
style(whitespace): make html files follow indentation

Update HTML files to have consistent indentation and spaces vs tabs
feat(build): deprecate server in favor of serve

Use `grunt serve` instead of server per webapps upstream change

References #35
BREAKING CHANGE: `grunt server` is being deprecated
feat(build): compile only changed coffeescript files in watch task

Use grunt-newer in both watch:coffee watch:coffeeTest

Closes #425
fix(build): standardize comments and comment out uglify:dist

Standard the comment styles and add uglify to the css min commented
block as it is not used anymore

Fixes #455
feat(app): imagemin handles gifs

Update Gruntfile to let imagemin handle gifs
chore(deps): update bootstrap fonts and css

Update the Bootstrap main css and font files

Fixes #448
chore(travis): ensure building dir is 'generator-angular'
docs(readme): specify that optional components are installed by default

The optional components are installed by default and now the readme specifies that
feature(index.html): add support for bower installed css files during minifaction

solve missing .css files during grunt:build minification due to files being installed via bower (and not copied with grunt:copy:styles)
Merge pull request #456 from eddiemonge/bsfiles

chore(deps): update bootstrap fonts and css
Merge pull request #450 from eddiemonge/serve

feat(build): deprecate server in favor of serve
feat(gen): add image file as example

Add an image file and use it in main view as an example. Also
demonstrates imagemin working
Merge pull request #458 from gonzaloruizdevilla/travisci

chore(travis): ensure building dir is 'generator-angular'
Merge pull request #468 from pgilad/patch-2

feature(index.html): support for bower installed css files during minification
Merge pull request #453 from jjt/gruntnewer

feat(build): compile only changed coffeescript files in watch task
docs(comments): comment config blocks in gruntfile

Help let newer people know what each config section is for