core-5124 fix empty text for metadata fields
core-5124 update file size field label to include equal to
core-5086 add tool tip to templates drop-down
core-5087 fix template combo value reset on remove template operation
CORE-4876 Fix for search form file size selection.

If the user types and chooses a value from the filtered list, the combo's selected index will not be updated, and the index is used to calculate the correct size in bytes.
Merge branch 'master' into STABLE