Fixed and tweaked main layout

[#239]
Merge pull request #158 from gotar/239-fix-and-tweaks-for-layout

Fixed and tweaked main layout
[#188] fix payments index if no shooter
 * add active attribute to shooter model
 * change in destroy action - sets shooter not active
delete contest feature test
Merge pull request #148 from gotar/188-fix-payments-index-if-no-shooter

[#181] Fix payment index if no shooter in db
fix tests
Merge pull request #159 from gotar/240-delete-contest-feature-test

delete contest feature test
Merge pull request #151 from gotar/212-change-layout-menu-nav-bar

change layout-menu-nav-bar
[#243] - Changed payment/new to new layout]
[#244] - Changed contest/new to new layout
add flash messages
Before migration change
Merge pull request #165 from gotar/238-add-flash-messages-to-shooter-view

[#238] add flash messages to shooter view
225 add authentication tests
Merge pull request #144 from gotar/225-add-authentication-test

225 add authentication tests
upgraded ruby version to 2.1.2
changed ruby version to 2.1.2 in Gemfile
changed rvm version to 2.1.2 in travis.yml
changed ruby version in cloudfile
Merge pull request #164 from gotar/244-change-contest-new-to-new-layout

[#244] - Changed contest/new to new layout
Merge pull request #163 from gotar/243-change-payment-new-to-new-layout

[#243] - Changed payment/new to new layout
[#145] - Added thumbnails on shooters/index
Merge pull request #162 from gotar/145-add-thumbnails-on-shooter-index-page

[#145] - Added thumbnails on shooters/index