Bug 1273231 - Bump treeherder client version to 3.0.0
Bug 1273231 - Bump treeherder client version to 3.0.0

The removal of the parse status methods is technically a breaking
change, even though nothing depends on them.

akhileshpillai/treeherder,glenn124f/treeherder,edmorley/treeherder,akhileshpillai/treeherder,glenn124f/treeherder,tojonmz/treeherder,KWierso/treeherder,edmorley/treeherder,kapy2010/treeherder,edmorley/treeherder,KWierso/treeherder,akhileshpillai/treeherder,tojon/treeherder,tojon/treeherder,akhileshpillai/treeherder,kapy2010/treeherder,tojonmz/treeherder,tojonmz/treeherder,tojonmz/treeherder,tojon/treeherder,akhileshpillai/treeherder,KWierso/treeherder,glenn124f/treeherder,KWierso/treeherder,kapy2010/treeherder,tojonmz/treeherder,tojonmz/treeherder,edmorley/treeherder,tojon/treeherder,akhileshpillai/treeherder,glenn124f/treeherder,glenn124f/treeherder,glenn124f/treeherder,kapy2010/treeherder,kapy2010/treeherder