#90 Pulses class introduced
#90 Query and MongoQuery
#92 pulse.xsl introduced
#92 Pageable.Row introduced
#92 layout fixed
#92 typo
#92 testing fixed in web module
#90 Predicate added, tested
#90 test stabilized
#90 test fixed in WEB
#90 filter link for each tag in stand
#90 all tests fixed
Merge pull request #297 from yegor256/90

#297: pull request #90 Pulses, Query, Predicate classes added, tested with Mongo in integration tests
#92 merged master into 92
#92 Pageable.Row moved to Pulses.Row
#92 Pulses in all methods
#92 flow() implemented in rultor-users
#92 integration tests for MongoStands and MongoUsers
#92 XSL fixed
#92 lazy loading of xembly from mongo items