Bug 1188444 - Rename StepParser regex group from 'result' to 'result_code'
Bug 1188444 - Rename StepParser regex group from 'result' to 'result_code'

Since the group contains the buildbot result code integer, whereas all
other references to 'result' in the parser are referring to the result
name (eg "success") rather than the code.

parkouss/treeherder,moijes12/treeherder,tojonmz/treeherder,gbrmachado/treeherder,jgraham/treeherder,edmorley/treeherder,parkouss/treeherder,moijes12/treeherder,wlach/treeherder,tojon/treeherder,akhileshpillai/treeherder,jgraham/treeherder,gbrmachado/treeherder,vaishalitekale/treeherder,rail/treeherder,sylvestre/treeherder,wlach/treeherder,deathping1994/treeherder,vaishalitekale/treeherder,gbrmachado/treeherder,vaishalitekale/treeherder,sylvestre/treeherder,wlach/treeherder,kapy2010/treeherder,sylvestre/treeherder,jgraham/treeherder,vaishalitekale/treeherder,jgraham/treeherder,tojon/treeherder,avih/treeherder,kapy2010/treeherder,rail/treeherder,KWierso/treeherder,adusca/treeherder,rail/treeherder,deathping1994/treeherder,avih/treeherder,tojonmz/treeherder,kapy2010/treeherder,wlach/treeherder,tojonmz/treeherder,moijes12/treeherder,deathping1994/treeherder,jgraham/treeherder,adusca/treeherder,adusca/treeherder,jgraham/treeherder,moijes12/treeherder,sylvestre/treeherder,akhileshpillai/treeherder,adusca/treeherder,akhileshpillai/treeherder,rail/treeherder,moijes12/treeherder,KWierso/treeherder,avih/treeherder,vaishalitekale/treeherder,rail/treeherder,deathping1994/treeherder,parkouss/treeherder,glenn124f/treeherder,tojonmz/treeherder,wlach/treeherder,tojon/treeherder,gbrmachado/treeherder,wlach/treeherder,parkouss/treeherder,avih/treeherder,deathping1994/treeherder,avih/treeherder,KWierso/treeherder,deathping1994/treeherder,sylvestre/treeherder,kapy2010/treeherder,parkouss/treeherder,tojonmz/treeherder,edmorley/treeherder,moijes12/treeherder,adusca/treeherder,akhileshpillai/treeherder,akhileshpillai/treeherder,KWierso/treeherder,adusca/treeherder,glenn124f/treeherder,edmorley/treeherder,edmorley/treeherder,vaishalitekale/treeherder,gbrmachado/treeherder,avih/treeherder,gbrmachado/treeherder,rail/treeherder,tojonmz/treeherder,akhileshpillai/treeherder,glenn124f/treeherder,glenn124f/treeherder,glenn124f/treeherder,parkouss/treeherder,kapy2010/treeherder,glenn124f/treeherder,tojon/treeherder,sylvestre/treeherder