Merge branch 'master' into turanga

* master:
  ignore .zprofile
Merge branch 'master' into turanga

* master:
  path completion
Merge branch 'master' into turanga

* master:
  fixed cdpath
added local nodejs modules to $PATH
Merge branch 'master' into turanga

* master:
  [Fix #479] Start only one ssh-agent instance
  [Fix #477] Add instructions for updating Prezto
Merge branch 'master' into turanga

* master:
  removed LESS -X option
  perl-rename aliases
Merge branch 'master' into turanga

* master:
  encrypt/decrypt aliases
  removed -F option for less
Merge branch 'master' into turanga

* master:
  refactored agnoster prompt
  moved path variables to profile.d

Conflicts:
	zshrc
Merge branch 'master' into turanga

* master:
  fixed color for clean branches
Merge branch 'master' into turanga

* master:
  removed additional space for clean branches
development environement shortcut
better to-alac function
Merge branch 'master' into turanga

* master:
  better to-alac function
Merge branch 'master' into turanga

* master:
  setopt nonomatch
Merge branch 'master' into turanga

* master:
  add /var/run/media/$USER to cdpath
Merge branch 'master' into turanga

* master:
  transformed systemctl function into aliases
Merge branch 'master' into turanga

* master:
  added /media to cdpath
Merge branch 'master' into turanga

* master: (37 commits)
  updated externals
  [Fix #522] Do not load the terminal module in non-graphical terminals
  [Fix #516] Define ZLE functions separately
  Revert "Warn that Cygwin is not supported"
  Revert "Remove utility aliases for Cygwin"
  Don't use sudo if implicitly called by Pacman frontend
  [Fix #514] Use /tmp when $TMPDIR is undefined
  Fix README.md: PATH was moved from .zshenv to .zprofile
  [Fix #523] Ensure zprofile exists before sourcing it
  Allow functions in a module to be symlinks
  Update copyright
  Refactor Bundler aliases
  Update external completions
  Update external history-substring-search
  Update external syntax-highlighting
  Update copyright
  Fix heading level for "zpreztorc"
  [Fix #503] Prefix rails aliases with 'bundle exec'
  Warn that Cygwin is not supported
  Remove utility aliases for Cygwin
  ...
pulseaudio sink aliases
plantuml convenience function