bug#16369 apply check_plain() on openformat elements
Added functions for breaking text by length
add template for show more text blocks
add js to control toggle-more blocks
test added + handling short strings better
exclude string with html tags
update test with html string
Add ... to indicate text is shortened
Merge branch 'feature/1453-trim_openformat_elements' into develop
rename hide class to avoid conflict
Merge branch 'feature/bug_16369-apply_check_plain_on_openformat_elements' into develop
Merge branch 'develop' into feature/bug_17711_language_switch