Add keywords tutorial page.

Signed-off-by: Diego Araújo <diegoamc90@gmail.com>
Change tooltips for new metric configuration form.

Signed-off-by: Diego Araújo <diegoamc90@gmail.com>
[WIP] Working on tooltips and keywords

Signed off by: Heitor Reis <marcheing@gmail.com>
Put keywords page link on the tutorial section.

Signed off by: Heitor Reis <marcheing@gmail.com>
Tooltip messages for projects and repositories.

Signed off by: Heitor Reis <marcheing@gmail.com>
Tooltip messages for configurations, metric configurations and ranges.

Signed off by: Heitor Reis <marcheing@gmail.com>
Tooltips for reading and reading group.
Merge pull request #112 from mezuro/tooltips_messages

Tooltips messages