Theme kalisi: Added 256 term colors, several changes

Changed insert mode color 3
Changed tabline modified
Changed inactive modfied statusline
Refined visual and replace mode colors
Exclude INFO from error/warning count.

Eclim uses signs for code reference searches and they shows up as INFO
signs. These are not errors/warnings and hence should not be included in
count.

Testing:
Verified the right count shows up.
Merge pull request #628 from freeo/master

Theme kalisi: Added 256 term colors and several changes
Merge pull request #631 from rkannan82/master

Display warnings only when there are no errors messages.