fix
Merge pull request #254 from will123195/3.0

fix
remove viewport meta tag from html5 template
ability to customize viewport
Merge pull request #255 from will123195/3.0

ability to set the viewport in html5 template
html5 validation fix
Merge pull request #257 from will123195/3.0

html5 validation fix
remove chromeframe
get_codebase_paths() version.ini
Merge pull request #258 from will123195/3.0

small fixes
always get data from master if inside a transaction
Merge pull request #259 from will123195/3.0

always get data from master if inside a transaction
fixed a bug that did not allow the value `0` to be saved
Merge pull request #260 from will123195/3.0

fixed a bug that did not allow the value `0` to be saved