Merge pull request #138 from emorency/master

OPAL-1749: Setting script to "null" when there is no script attribute for a variable and showing the edit button
Renamed underscored proto message field names to use camelCase instead
Merge pull request #139 from kazoompa/master

Renamed underscored proto message field names to use camelCase instead
OPAL-1744: Use fullname for filtering variable columns
OPAL-1754: Do not filter variables with magma when filter is *search with match(*)
OPAL-1744: Using the field _id to search for column name exact match instead of fullName.
Fixed css for filter, using same backgroundcolor for the clear as the input