Import ace-admin-theme
Update jslot theme

Signed-off-by: poc7667 <poc7667@gmail.com>
Update lading page information

Signed-off-by: poc7667 <poc7667@gmail.com>
Use default layout with 'ace-admin' theme, and landing-page with 'economizer' theme

Signed-off-by: poc7667 <poc7667@gmail.com>
Misc: tune layout

Signed-off-by: poc7667 <poc7667@gmail.com>
Layout: add header section

Signed-off-by: poc7667 <poc7667@gmail.com>
Misc: my avatar

Signed-off-by: poc7667 <poc7667@gmail.com>
Merge branch 'release/v0.14' into develop
Merge branch 'feature/add_simple_slot_machine' into release/v0.15

Conflicts:
	app/views/layouts/slot_machines.html.haml
	app/views/slot_machines/index.html.haml
	vendor/themes/jslot/index.css
	vendor/themes/jslot/index.js
	vendor/themes/jslot/jquery.jSlots.js
Merge branch 'release/v0.15'