Merge pull request #323 from forki/Build

Small build improvements
Add specific types for individuals, IndividualsAZ, Individuals10,Individuals100
Switch to Machine IDs for Freebase objects, not IDs
Update tests
revert mistaken rename of UnitOfMeasureId
update tests for AZ and make limit = 10
Documentation fixes (closes #313)
Merge pull request #328 from ovatsus/master

Documentation fixes
Merge remote-tracking branch 'dsyme/master'
Fix more unused variable warnings (the ones remaining seem that they might be actual bugs)
Update freebase test
Fix typos
Updated release notes
Merge pull request #330 from ovatsus/master

Merge #326
Improve error messages of documentation tests
Merge pull request #331 from ovatsus/master

Improve error messages of documentation tests
Clear internet caches in clean task (closes #202)
Update expected tests results (I had stale caches on my pc before)
Fix JavaScriptStringEncode (closes #200)
Don't clean internet caches everytime we call build