CMS-3206 Content source shows only first value for indexed custom data
CMS-3469 Make WebApp distributable across cluster. Fixed VerticalSession so that it's serializable. Also added distributable.
Merge pull request #197 from enonic/CMS-3206

 CMS-3206 Content source shows only first value for indexed custom data
Revert: CMS-3206 Content source shows only first value for indexed custom data. Should not mess up indexing. Only do it in the visualization.
CMS-3141: Minor refactoring of UserServicesProcessor

Ops, failing tests
 CMS-3469 Make WebApp distributable across cluster. Added serialization tests.
 CMS-3479 Search with large content keys fails

 Changed double to BigDecimal for parsing of ValueExpression