Cannot save a page that contains only template text

summary:

If you create new page using existing template, then save button is not active until you enter some additional text.

Cannot save a page that contains only template text

jkubacki 1210870099|%e %b %Y, %H:%M %Z|agohover

Repro steps:

• create new page
• select one of existing templates
• notice that now edit box contains the text from the template
• try to save the page

Actual:
Save button is greyed-out

Expected:
User should have a possibility to save the template as a new page

Workaround:
Add any (ex. white space) character