Merge pull request #3 from rwhaling/master

Merge new changes from Richard
make search form visible again
fix KWIC formatting issues
multiple layout fixes
more layout fixes
more cleanup
add shadow to kwic biblio
temporary fix for broken links in KWIC
preliminary support for time series report using Google Charts for display
more work on time series
use ranked relevance table for time series since it's much faster, offer a relative frequency and an absolute frequency
remove unneeded variable
fix javascript autofilling
remove unneeded if
add border below search form when displayed in results
many changes to layout, improve javascript code
speed-up frequency searches, layout fixes
fix concordance layout
add spinner for main searches, other minor changes
remove regex function for sqlite searches of metadata in the ranked relevance function, use wildcards instead since it's faster