ticket:294 add abbr tag to table columns
ticket:294 add abbr tag into filters.html
ticket:294 add abbr tag to filters, summary, table
Merge branch 'master' into t294_add_abbr_tag
ticket:294 code refactor, code to add abbreviations moved to accessibility.js
ticket:294 fixed issue with tooltips accured after implementing code to add abbr
ticket:294 ddcl fixes moved to accessibility.js
Merge branch 't294_add_abbr_tag'