Change tagging in install file
Merge pull request #62 from nhart/6.x

change default query in solr admin
added a block containing a list of links to change the results per page. The numbers to be included is user configurable in the admin section. Added a checkbox for horizontal styling.
reverted order of variable name
backported sorting functionality
renamed variables
fist phase of adding date range filtering.
phase 2 of date filter. Created a separate url parameter for the date filter block. Also added a reset button
small markup tweaks on filter block
added admin form elements for widget to develop
ditching date_filter parameter
Fix where ~slsh~ was not being replaced with a / in the filter parameters generated from the URL.
Date range form added to every date range facet (if enabled)
added jquery ui datepicker functionality
toggle show/hide string
make sure date range fields are removed from the normal facet fields array to prevent unexpected results
renamed facet numbers to bucket_size
first phase of variable facets
added second solr execution and gap conditionals
field specific facet.date.range variables assigned through loop