nojhan/liquidprompt — pull request #182 by dolmen (2013-05-16 20:39:33+00:00)
Title: Fix redundant (and slow): echo $(_lp_escape ...)

`_lp_escape` is: `print "%q" "$*"`
So `echo $(_lp_escape ...)` is just a slower synonym for `_lp_escape`.

Not all the usage cases are fixed in this commit. The remaining ones are
fixed in other pull requests with more global optimizations.