LB-867 : Header search boxes on some sources tabs goes over list

jquery calc added
Merge remote-tracking branch 'sourcefabric/devel' into liveblog-15
LB-681 : Editor role
LB-792 : "Pin time so you won" appears when mouseover over "Pin"

Fixed
Merge pull request #224 from nidzix/lb-792-pin-text

LB-792 : "Pin time so you won" appears when mouseover over "Pin"
LB-785: Typo under "Manage collaborators": Collaborators managment

Fixed.
Merge pull request #223 from eozan/LB-785

LB-785: Typo under "Manage collaborators": Collaborators managment
Merge Conflicts
Base CSS template refactor
Merged completed
Add CSS for "load more" post
ZEIT Theme added

Only desktop theme is added
Merge pull request #5 from nidzix/base-theme-refactoring

Base theme refactoring
ZEIT load more button

+ unnecessary icons removed
Merge pull request #6 from nidzix/base-theme-refactoring

ZEIT load more button
LB-751: Theme structure refactoring - use base theme

Added share
Merge pull request #228 from nistormihai/lb-refactor-embed

Lb refactor embed
LB-751: Theme structure refactoring - use base theme

Added missing __init__.py
Merge pull request #229 from nistormihai/lb-refactor-embed

LB-751: Theme structure refactoring - use base theme
LB-751: Theme structure refactoring - use base theme

Fixed IE, and also added permanent link.