run.sh: fix -s switch

fixes bug introduced in 87b3803d4661b09a433fda9f89f00e690809f022 (new
'--disable-open-browser' option)

Signed-off-by: Thomas Stilwell <stilwellt@openlabs.co>
crashfix: self._log should be self.log

Signed-off-by: Thomas Stilwell <stilwellt@openlabs.co>
Merge pull request #457 from benemorius/crashfix-var-rename

crashfix: self._log should be self.log
Merge pull request #453 from benemorius/seed-switch

run.sh: fix -s switch
Merge pull request #458 from simondlr/master

Small typo fix in dispute resolution doc.
Add information to installation process when brew upgrade fails.