Decoupled gulp config to "one task - one file" structure
Added npm lock file
Added gulp file/folder to bower ignore
Changed to private type _register and _unregister methods in ProgressBarStorage
Refactored methods for normal chaining
Wrote good README for module
Fixed links to headers and small fixed in text
Changed header size in readme
Refactored code of module to remove ProgressBar constructor from window context and create for it ProgressBarFactory which will be create new instance of ProgressBar by calling with same params
Refactored test task, wrote tests for main ProgressBar factory and ProgressBar instance. Fixed small issued in module
Prepare travis config
Renamed ProgressBarsSettings file and created spec for it
Added before_script with bower installations to .travis yml
Changed travis config, added travis status image to README
Changed config for travis
Set up relative path to gulp
Changed names of gulp task files for support windows
Covered ProgressBarsSettings by tests
Covered ProgressBarsStorage by tests
Added small fix to directive, covered directive by tetst. Fixed typos in README