Merge pull request #1073 from flaviomuniz/3.2.0

version update
Adding Pie charts example to panel 2. #976
Removing percent option chart to panel 2. #976
Replacing double quotes to single quotes. #976
Adding general charts in stats page. #976
Adding Pie errors charts in stats page. #976
Adding charts in configuration page panel 1. #976
Adding charts in new client page panel 1. #976
Adjusting options to general chart panel 2. #976
Removing images charts examples. #976
Removing action of file deploy actions. #976
Adjusting charts credits. #976
fallback calc() to IE 8
Merge pull request #1074 from antoniojunyor/3.2.0

Charts in examples
small corretions
Merge pull request #1076 from deividmarques/3.2.0

fallback calc() to IE 8
Adding bg-email to forgot password page. #980
Adjusting forgot password page accord UX (insert message and remove link to create account). #980
Adjusting buttons appearance in mobile. #1077
Removing comment.