Merge branch 'release/v0.2.0' into develop
updated README
fix font misplacement
correct usage of .input-group class
extract html templates from directives into its respective files
switched db to postgres
remove qt column from product list
rename an editProduct column
remove id check in customerDetail directive
don't log resolved modules in dependencyManager
configure grunt task to minify css
bundled Payment filter and directive together
change customerDetail directive attr name for readability
show validation result in alert messages
editEntityController specify entity name in alert messages
fix bug alerts not displaying date
remove alerts after a location change
fix some alert messages
tweak navbar and theming
new entityId directive