Fixed UI alignment issue in confirm and error message images

Signed-off-by: Chanaka Indrajith <pe.chanaka.ck@gmail.com>
Merge pull request #15 from Chanaka/Sahana-UI-Improvements

Fixed UI alignment issue in confirm and error message images
Added reuired asterix mark, for the database detail fields in the installer page

Signed-off-by: Chanaka Indrajith <pe.chanaka.ck@gmail.com>
Merge pull request #16 from Chanaka/Sahana-UI-Improvements

Added reuired asterix mark, for the database detail fields in the installer page