Updated CHANGELOG & version for 2.7.0rc1

Merge branch 'next'

* next: (23 commits)
  (maint) Indentation fixes
  (puppetlabs#6490) Add plugin initialization callback system to core
  (Maint) Fix uninitialized constant.
  (5200) -- replace containers with sentinals
  (puppetlabs#5528) Add REST API for signing, revoking, retrieving, cleaning certs
  Fix puppetlabs#4339 - Locally save the last report to $lastrunreport
  Fix puppetlabs#4339 - Save a last run report summary to $statedir/last_run_summary.yaml
  Fixed puppetlabs#3127 - removed legacy debug code
  Fixed puppetlabs#3127 - Fixed gem selection regex
  (6911) Cleanup and renaming of transaction internals
  (6911) Core change -- replace topsort with frontier ordered by salted SHA1
  (6911) Add bookkeeping facade around Transaction#relationship_graph
  (puppetlabs#5437) Invalidate cached TypeCollection when there was an error parsing
  (puppetlabs#6937) Adjust formatting of recurse's desc
  (puppetlabs#6937) Document the recurse parameter of File type.
  (puppetlabs#6937) Document the recurse parameter of File type.
  (6911) Cleanup of generate_additional_resources
  (6911) Refactor to localize eval_generate dependency assumptions
  (puppetlabs#6893) Document the cron type in the case of specials.
  (maint) Fix for require order issue
  ...

Merge branch '2.6.next' into 2.6.x

* 2.6.next:
  Fix puppetlabs#4339 - Locally save the last report to $lastrunreport
  Fix puppetlabs#4339 - Save a last run report summary to $statedir/last_run_summary.yaml
  Fixed puppetlabs#3127 - removed legacy debug code
  Fixed puppetlabs#3127 - Fixed gem selection regex
  (puppetlabs#5437) Invalidate cached TypeCollection when there was an error parsing
  (puppetlabs#6937) Adjust formatting of recurse's desc
  (puppetlabs#6937) Document the recurse parameter of File type.
  (puppetlabs#6893) Document the cron type in the case of specials.
  (puppetlabs#5670) Don't trigger refresh from a failed resource
  Fixed puppetlabs#6554 - Missing $haveftool if/else conditional in install.rb breaking Ruby 1.9

Merge branch 'next'

* next: (39 commits)
  (puppetlabs#5908) Add support for new update-rc.d disable API
  (puppetlabs#6830) Fix tests that depended on special inherited behavior
  (puppetlabs#6830) Fix overly stubbed tests
  (puppetlabs#6830) Fix instance_variables now comes back as symbols
  (puppetlabs#6830) Fix badly stubbed Time object in test
  (puppetlabs#6830) Fix MD5 handling to work with Ruby 1.9
  (puppetlabs#6830) Fix File class scoping
  (puppetlabs#6830) Handle case where array is actually a string
  (puppetlabs#6830) Fix case where instance_variables returns symbols in Ruby 1.9
  (puppetlabs#6862) Add a default subject for the mail_patches rake task
  Fixed puppetlabs#6256 - Creation of rrd directory.
  (puppetlabs#6855) ResourceType#search now accepts a regex
  (puppetlabs#5477) Allow watch_file to watch non-existent files, especially site.pp
  (puppetlabs#5477) Allow watch_file to watch non-existent files, especially site.pp
  Fixing puppetlabs#6851 - ResourceType#find/search loads types
  Fixing Module#path detection
  Fixed puppetlabs#6850 - Clean up ResourceType#to_pson
  (puppetlabs#6830) Fix stat method calls to not use an unneeded argument
  (puppetlabs#4576) Raise an error when a node is classified into a non-existent class
  Update CHANGELOG for 2.6.7
  ...

Merge branch '2.6.next' into 2.6.x

* 2.6.next: (23 commits)
  (puppetlabs#5908) Add support for new update-rc.d disable API
  (puppetlabs#6862) Add a default subject for the mail_patches rake task
  Fixed puppetlabs#6256 - Creation of rrd directory.
  (puppetlabs#5477) Allow watch_file to watch non-existent files, especially site.pp
  (puppetlabs#5221) Add test for fix to fileset with trailing separator
  (puppetlabs#5221) Fix fileset path absoluteness checking with trailing slash
  (puppetlabs#4769) Fix negative timeout support for newer rubies
  Fixed puppetlabs#6562 - Minor kick documentation fix
  (puppetlabs#6658) Propagate ENC connection errors to the agent
  (puppetlabs#4884) Remove typo from spec test
  (puppetlabs#4884) Modify tests to pass on non-OS X systems
  (puppetlabs#4884) Revise new exec tests, add a few more
  (4576) - if ENC declares invalid class, it is logged at warning.
  (puppetlabs#4884) Add an shell provider for execs
  (puppetlabs#4884) Fix Test::Unit exec tests
  (puppetlabs#4884) Break the exec type out to have a posix provider
  (puppetlabs#4884) Add consistent path validation and behavior
  (puppetlabs#4884) Add expand_path to requiring the spec_helper
  (puppetlabs#4884) Autorequire shared behaviors and method to silence warnings
  (puppetlabs#4884) Fix whitespace
  ...

Merge branch 'next'

* next: (34 commits)
  (puppetlabs#6820) Fix File class lookup in the file type for Ruby 1.9
  (puppetlabs#6820) Fix nagios parser to use proper hash syntax for Ruby 1.9
  (puppetlabs#6820) Fix Invalid multibyte character
  (puppetlabs#6820) Fix RDOC parser to work with Ruby 1.9
  (puppetlabs#6820) Fix invalid next that should be a return
  (puppetlabs#2782) Fix constant_defined?
  (puppetlabs#6527) Fix pip tests
  (puppetlabs#6527) Fix uninstall problem and refactor
  (puppetlabs#6527) Added pip package provider.
  maint: Change code for finding spec_helper to work with Ruby 1.9
  Fix error "invalid multibyte char (US-ASCII)" under Ruby 1.9
  Fixed puppetlabs#6562 - Minor kick documentation fix
  (puppetlabs#6566) Replace tabs with spaces
  (puppetlabs#6566) Fix ruby 1.9 incompatible case statement
  Fixed puppetlabs#6566 Replace ftools with filetuils in rake gem task
  (puppetlabs#6555) Fix another ruby 1.9 incompatible case statement
  Fixed puppetlabs#6555 - Fixed two more when then colon issues
  Fixed puppetlabs#6555 - Ruby 1.9.x returning Invalid next (SyntaxError)
  Fixed puppetlabs#6555 - Ruby 1.9.x warning: class variable access from toplevel
  (puppetlabs#6658) Propagate ENC connection errors to the agent
  ...

Merge branch 'tickets/2.6.x/6562' into 2.6.next

* tickets/2.6.x/6562:
  Fixed puppetlabs#6562 - Minor kick documentation fix