ignore record database
support storing download record into database, to fix #18
push forward to 1.4.4
use utc in download record time field, make sqlite compatible
add 1.4.4 b01 info
move forward to 1.4.4b01
add pictures for database usage
add a picture for database view
add an option to control if image should be saved in database
save market into database; add database upgrade scripts
fix #27, make api server configurable
add china and custom server url to proxy target list
ignore rope files
release rev1.4.4
Merge branch 'master' into rev_1_4_dev

Conflicts:
	README.md