updates links according to bootstrap-sass changes; minor layout and style changes; fixes #25
cleans up assets in favour of more bootstrap features
redesigns page header navigation

squashes partials into one top level navigation
removes obsolete partials for now
disables breadcrumbs until redesign
fixes #27

updates feature specs according to bootstrap navigation

disables breadcrumbs until redesign
Merge branch 'redesign/page-header-navigation'
bumps Rails to version 4.0.3

fixes #13
Merge branch 'update/rails-4.0.3'
adds #sign_up_user-helper to spec support
refactors authorization feature spec to use #sign_up_user-helper
refactors authentication feature spec to use #sign_up_user-helper

fixes #14
Merge branch 'Imnudar-refactor/add-sign-up-helper-to-spec-support'
adds git patch files to .gitignore
Merge branch 'Imnudar-update/ignore-git-patch-files'
updates db/schema.rb

TODO: clearify why migrations had to be run and column defaults were
changed
updates content of context menue on projects#show page

fixes 40
Merge branch 'bug/fix-styling'