Enable 'acls', 'xattrs' support in rsync whenever available

rsync has support for these available in most cases and isn't
specific to Mac OS X any more.

Signed-off-by: Sorin Ionescu <sorin.ionescu@gmail.com>
Load Homebrew installed NVM
Adjust repo path
- Enable zsh functions 'zargs' 'zmv'
- Activate some handy modules by default
Use short apothegms only in fortune
Add brackets and patterns highlighters
Add simple Java module
Prepend $HOME/bin and $HOME/sbin to path by default
Default to java 1.8 instead of java 1.7
Enable tmux
Add curl completion support
Add grunt completion support
More compact path expansion

Just select first level directories under external and external-misc
as fpath candidates.

See: http://zsh.sourceforge.net/Guide/zshguide05.html#l141 for more
Prefer 'minimal' prompt in console (monitor)
Adjust rsync aliases to make it interoperate better with non-osx remote servers