Merge pull request #201 from ktf/master

Add amagitte as watcher.
Second version of the automated builds.
  - Define REQUEST_BUILD_RELEASE, the group of people that can
    create an issue reuqesting the release.
  - Define APPROVE_BUILD_RELEASE, the group of people that can
    approve the build of a release, and upload it.
  - The build doesn't start until it is signed.
  - Use labels to mark the status of the build.
  - Fail gracefully when not able to create the release, or the
    release name does not match the regular expression
Merge pull request #202 from nclopezo/auto-build-fixes

Second version of the automated builds.
Make CMSSW_7_3_X a production release.
Inform worker name during upload.
PR Tests: inform when a pull request can't be automatically merged
Merge pull request #203 from nclopezo/inform-unmergeable-pr

PR Tests: inform when a pull request can't be automatically merged
Add --sync-back to the upload command
Cleanup of categories.py:
  - Removed vlimant from operations
  - Removed ojeda from dqm
  - Removed rovere from dqm
  - Moved the following packages from geometry and put them in
    simulation:
    DataFormats/DetId
    DataFormats/EcalDetId
  - Added a new category: pdmv with boudoul, franzoni and srimanob
  - Moved the following packages from operations to pdmv:
    Configuration/Skimming
    Configuration/PyReleaseValidation
    DPGAnalysis/Skims
  - Moved the following	packages from operations to core:
    Validation/Tools
Merge pull request #204 from nclopezo/categories-cleanup

Cleanup of categories.py
Add Shahzad to request builds and approve them
Add CMSSW_7_1_12 for slc6_amd64_gcc481 as .
Add CMSSW_5_3_23 for slc6_amd64_gcc472 as .
Add CMSSW_7_2_2 for slc6_amd64_gcc481 as .
Add CMSSW_7_2_2_patch1 for slc6_amd64_gcc481 as .
Add davidlange6, degano and @nclopezo to 7_3_X
Changed the name of 'ARCH' to ARCHITECTURE
Merge pull request #206 from nclopezo/change-arch-param

Changed the name of 'ARCH' to ARCHITECTURE
Set up IBs for 7_4_X
Added automatic merge for 7_4_X in cmssw and cmsdist