fixes #2020
Merge branch 'master' of github.com:dotCMS/dotCMS
missing icon added #1884
Merge pull request #2024 from dotCMS/issue-1884-missing-icon

missing icon added #1884
fixes #1888
Merge pull request #2026 from dotCMS/issue-1888-update-library-nekohtml-from-1.9.6-to-1.9.17

fixes #1888
#2030
fixes-#2031
Merge pull request #2032 from dotCMS/issue-2031-fixes-required-on-salesforce-filter

fixes-#2031
#2019 allowing default values for date fields
Merge pull request #2034 from dotCMS/issue-2019-default-values-date-fields

#2019 allowing default values for date fields
#2017 new ee.jar fixed linkchecker status <200 >=400
Merge pull request #2035 from dotCMS/issue-2017-linkchecker-redirects

#2017 new ee.jar fixed linkchecker status <200 >=400
PluginFileMerger support for multi-line property values

- Now only parsing property keys from the first line of a property key/value pair. Previously an embedded '=' within a multi-line property value would be treated as another key/value pair.
- When commenting out overridden properties, all lines of a multi-value property are commented out.
#1967 we don't remove all cache for simple operations
#1982
fixes #1916
Merge pull request #2039 from signed8bit/handle-multiline-props

PluginFileMerger support for multi-line property values fixes #2042
Merge pull request #2041 from dotCMS/issue-1982-delete-event-image-with-clustered-enviropment

issue-1982-delete-event-image-with-clustered-enviropment #1982
Merge pull request #2038 from dotCMS/issue-1967-browserajax-flushing-all-cache

#1967 we don't remove all cache for simple operations