Fix fb-color & fb-bgcolor replace error

0.1.6

release 0.1.6

0.1.5

add max-width and max-height support.

0.1.4

update dist file and npm

ignore to update dist file in previous version

0.1.3

fix attribute name error

0.1.2

fix 0.1.1 miss to update dist folder.

0.1.1

Show fallback image while the src attribute is empty.

0.1.0

Angular directive use to show fallback image forimg element that get errors like 404.