Various changes

[clementpadovani]

See https://github.com/ClementPadovani/Peckham/pull/1

• Removed executable permissions (chmod +x) from Podfile and Podfile.lock
• Removed resets the search contents test (https://github.com/ClementPadovani/Peckham/commit/741f6a5ce32c75e2bc8ae52a06a52c6b60f38493#diff-df1af57dcb5af9c73e357037a37c2790) from MHSourceFileSearchControllerSpec that fails [for no reason] on Travis
• Updated .travis.yml
  • Updated Xcode version
  • Cache cocoapods
  • Added explicit path to the Podfile
  • Removed brew update and install scripts
  • Specified that we don’t need sudo (sudo: false)
• Updated pods
• Updated ignores
  • Ignore the Pods directory

[clementpadovani]

Waiting for your go @markohlebar

[markohlebar]

Looks good :+1: