docs(CHANGELOG): add v1.2.5 changes
chore(release): cut 1.2.5 singularity-expansion release
chore(release): start 1.2.6 taco-salsafication iteration
chore(travis): force the latest version of selenium

This might solve some flakiness on SL. At least Santi said that ;-)
docs: use q-io instead of deprecated q-fs

This recursive process.nextTick error[1] was probably coming from q-fs,
which is not actively maintained. This updates to q-io/fs instead.


[1]: https://travis-ci.org/angular/angular.js/jobs/15391590
docs: fix a broken link
chore(build): automate cutting a release, publishing to bower and to code.angular.js
chore(build): set execute flag on scripts
chore(build): fixes to release.sh
chore(build): fix release.sh
chore(build): fix fetching for code.angularjs.org
chore(build): correct and refactor release script
chore(build): remove stale build files
chore(build): correct updating bower versions
chore(build): simplify release scripts
fix(ngRepeat): allow multiline expressions

allow and pass through new line characters when checking passed in expression

Closes #5000
WIP: travis export to google cloud storage