Updating wysihtml5 from 0.3.0_rc2 to 0.4.0pre.
changing placeholder text for lhn search
Merge pull request #630 from reciprocity/feature/lhn-search-placeholder

changing placeholder text for lhn search
Merge pull request #622 from reciprocity/feature/wysi_bugs

Updated wysihtml5 from 0.3.0_rc2 to 0.4.0pre
Added related_audits_via_related_responses to related_object mapping
Merge branch 'develop' into feature/mapped_in_audits
Added support for "mapped in audits" to the rest of the relevant object types