[IMP] product: allow to search on supplier info if
no previous result found in the search, and a partner is given in
context.

Added context data in account and purchase to enable this feature;
[IMP] hr: onboarding
[FIX] crm, hr: fix web_tip css selectors

Some selectors were broken by layout changes in
d822766296fed8f72d3168c675d4cf0b89e73f0c
[IMP][website_mail] improved template designer, added support for background color, font color and bootstrap buttons(inline css) in mail designer,removed other snippet, changed snippet according to new format,added theme selector in mail_designer, lodeded snippets dynamically based on theme, added font-awesome support in mail snippets, added one controller which convert font-awesome to icon

[IMP] Fixed bug of dropzone,improved behavior of edit mode

[IMP] Improved Behavior for selecting theme while designing a fresh template and some other changes