Remove searching of duration.
Merge branch 'master' into ti_search_changes
Add a numeric only option for the filter for searching.
Remove unused macro
Enable constraint to be a multi-value drop down list.
Add formula to convert file_size filter from MB to Bytes for searching the index.
Improve Number regex to allow decimals and the wildcard *
Merge pull request #551 from nla/ti_search_changes

Search changes