force to update directories
force update Repos View
change expire time to 10 mins
close #179
improve code style
apply orange theme to dialog divider

improve Untrusted Connections Dialog UI
fix #181
imporve method name
redesign refresh algorithm
improve code style
add progressbar to Libraries tab

show PTR syle progressbar when pull to refresh
show classic progressbar on Resume
show classic progressbar when loading directories
show classic progressbar when refreshing via overflow menu
remove pull-to-refresh of Activities tab
fix refresh algorithm error
Merge pull request #194 from Logan676/divider_color

apply orange theme to dialog divider
improve refresh algorithm
Merge pull request #195 from Logan676/progressbar

optimize progressbar
Merge pull request #189 from Logan676/as_master

update dirents or repos data automatically
fixed build errors
remove TabFragment
use tabs_main layout
revert seadroid_main