Merge pull request #1 from ayende/new

Changes to transformers section
documented indexes/stale-indexes
documented indexes/indexing-hierarchical-data
documented indexes/customizing-results-order
documented indexes/boosting
ClientAPI::FAQ:What is a collection
Merge branch 'new' of github.com:ppekrol/docs into new
documented indexes/storing-data-in-index
Preparing to write the article about conventions
documented indexes/using-analyzers
ClientApi::DocumentIdentifiers::Working with document identifiers
Merge branch 'new' of github.com:ppekrol/docs into new
documented indexes/using-term-vectors
documented indexes/using-dynamic-fields
ClientAPI::DocumentIdentifiers::Working with document identifiers
documented indexes/indexing-spatial-data
updated packages
ClientApi::DocumentIdentifiers::Beware of...
sidebar fixes
Merge branch 'new' of github.com:ppekrol/docs into new