Fixed filetype%3Apdf's google result bottom index become literal ":" which become "filetype:pdf " with quotes on next page.

Fixed when search by image not showing search term.

negate cases bug fixed.

Fixed various bugs especially negate cases.

[1] Context menu option "Google with single double quotes" to search google for selection with double quotes, useful to prevent this extension quotes each word separately while user may want to search exact match first. It also useful to clean existing quotes due to this extension.
[2] Change code to chrome style.
[3] Remove redundant toolbar popup, and shows toggle on/off icon with "G" quotes logo state to make it clear.

Add context menu option "Search Google with double quotes" to search google for selection with double quotes, useful to prevent this extension quotes each word separately while user may want to search exact match first.

Fixed not able get more images results. Now will respect the original parameters.

Fixed for not able navigate next page in search results.

Fixed for not able do google image search.

Fixed for not able click image/news/..etc google search.