Added ChevronUp, ChevronDown & Search icons

- Added ChevronUp, ChevronDown & Search icons

Signed-off-by: Darren Ehlers <me@darrenehlers.com>
Added support to adjust drawn image layers based on content insets

- Added support to adjust drawn image layers based on content insets, allow hit area to be increased without adjusting size of drawn image layers.

Signed-off-by: Darren Ehlers <me@darrenehlers.com>
Merge branch 'dme/added-chevrons-and-search-icon' of github.com:DoubleNode/FRDLivelyButton