Fix request #6817: fatal error getSoapContent

Change-Id: I9134b4665a50c518b9838b2683b08c38b7e8e89b
Fix request #6818: Peformance issues on Agile Dashboard

Change-Id: I5b6401b81636e7543296c00a314f30686b84b91c
Enclose user input in a CDATA section

This fix request #6819: Unable to import a tracker if a description contain unknown chars

Change-Id: Ib8c38919de81a562301ab37d7414cd779108a6c4
Fix request #6822 - Submit button does not appear when pasting text in followup

Change-Id: Ibc3850599665837b46ab2add8b2e31e2ef2c1a8e
Tuleap 7.0-1

Change-Id: I45d26595e053b8d1c2e676dc0e628dd63c84f668