update help text to strict cql
update comment to strict cql
remove bibdk_custom_search_translate_default_values + tests. Not used in strict cql
remove _translate_boolean + tests. Not used with strict cql
convert comment to strict cql
Remove unused cql function
fix test with strict cql
Merge branch 'release/7.x-0.31' into develop
Merge branch 'feature/1390-strict_cql_feature' into develop
version 7.x-0.32
Merge branch 'release/7.x-0.32'