Add/new color palette & update docs

[erwanp]

Description

• update Logo based on a designer feedback :)
• Fixes broken google search links

[lgtm-com]

This pull request introduces 15 alerts when merging 3a2176f into cfb4705 - view on LGTM.com

new alerts:

• 14 for Module is imported with 'import' and 'import from'
• 1 for Module is imported more than once

[codecov-commenter]

Codecov Report

Merging #365 (d13c43c) into develop (cfb4705) will decrease coverage by 0.01%.
The diff coverage is 33.33%.

@@             Coverage Diff             @@
##           develop     #365      +/-   ##
===========================================
- Coverage    76.10%   76.09%   -0.02%     
===========================================
  Files          152      152              
  Lines        17141    17146       +5     
===========================================
+ Hits         13046    13047       +1     
- Misses        4095     4099       +4     

[lgtm-com]

This pull request introduces 15 alerts when merging dc52510 into cfb4705 - view on LGTM.com

new alerts:

• 14 for Module is imported with 'import' and 'import from'
• 1 for Module is imported more than once

[lgtm-com]

This pull request introduces 15 alerts when merging d13c43c into cfb4705 - view on LGTM.com

new alerts:

• 14 for Module is imported with 'import' and 'import from'
• 1 for Module is imported more than once