modify scaling
Merge branch 'create_queries'
fixes #1
Update README.md

Fixed some typos
added ui rails application
added bootstrap
added basic structure
implemented login, added description of each page
added spark's relational, text workflows
modified some workflows
resolved sentiment extractor issue
modified BigFrameBuild.scala
moved resource file for sentiment extractor
added ui
merged workflows branch
modified spark engine driver
config
modified ui
fixed delayed job error for query execution
minor change in query log page