Macros: Show syntax and runtime error messages in macros in terms of the line number in the macro, not an offset into peMacro.js
http://bugs.activestate.com/show_bug.cgi?id=95519
r=marky
sr=toddw
rn=
Unfortunately I can't emit N spaces followed by a "^" under the line in
question, where N is ex.columnNumber, because the font is usually proportional.

(integrated from komodo (trunk) change 82910 by ericp)

git-svn-id: http://svn.openkomodo.com/repos/openkomodo/trunk@13933 b87d16e7-d29f-4ee1-b5ec-817d645d335f