added readonly property to TextValue (tvalue.htm) template
added readonly property to TextValue (tvalue.htm) template

A textarea has a readonly property which is currently not supported by the TextValue template ( tvalue.htm )
Here the patch to add it to tvalue.htm

Signed-off-by: Christian Schoenebeck <christian.schoenebeck@gmail.com>

git-svn-id: f7818b41aa164576329f806d7c3827e8a55298bb@10473 ab181a69-ba2e-0410-a84d-ff88ab4c47bc

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