kiji-modeling: MODELING-14. Add item-item collaborative filtering examples

issue: https://jira.kiji.org/browse/MODELING-14
review: https://review.kiji.org/r/1540
commit: https://github.com/kijiproject/kiji-modeling/commit/3a0e5db7f40c51b969d90e719d94668d11a5632d
kijiproject.github.com: DOCS-150. Fixed the skip text to just skip the heading as opposed to the rest of the section.

commit: https://github.com/kijiproject/kijiproject.github.com/commit/746a6781fab69c9469eff3cab75749ad0724e621
kiji-schema: SCHEMA-364. Fix KijiDataRequestBuilder MaxVersions error messages

issue: https://jira.kiji.org/browse/SCHEMA-364
review: https://review.kiji.org/r/1582
commit: https://github.com/kijiproject/kiji-schema/commit/7ef17ac097f23cae53dbbf7998e21b6fcc0b60fa
kiji-schema: SCHEMA-365. Improve Invalid family name error message in KijiColumnName.validateNames

issue: https://jira.kiji.org/browse/SCHEMA-365
review: https://review.kiji.org/r/1583
commit: https://github.com/kijiproject/kiji-schema/commit/5719cb273f7a9db4ddb2d0f428d596eede703ab2
kiji-schema: SCHEMA-363. Fix KijiDataRequestBuilder PageSize error message

issue: https://jira.kiji.org/browse/SCHEMA-363
review: https://review.kiji.org/r/1581
commit: https://github.com/kijiproject/kiji-schema/commit/7fbb28deb43acea8eb1ec8a78e811d3587b7a8c2
kiji-modeling: Added Locality Sensitive Hashing to RecommendationPipe

review: https://review.kiji.org/r/1557
contributed-by: arpanghosh (Arpan Ghosh, arpanghosh@gmail.com)
commit: https://github.com/kijiproject/kiji-modeling/commit/1812dd78be152cd1edaaa47c7870ff586fafa404