Update ShareToSeafileActivity.java

Added support for multiple selection Image (e.g. in QuickPic)
Update AndroidManifest.xml

Added support for multiple selection!
Update ShareToSeafileActivity.java

Removed import java.lang.reflect.Array
Update ShareToSeafileActivity.java

- Removed import java.lang.reflect.Array
- Applied code conventions
Update ShareToSeafileActivity.java
Update ShareToSeafileActivity.java

Line 117: Replaced "PASSWORD_DIALOG_FRAGMENT_TAG" with "DEBUG_TAG"
Merge pull request #130 from matpat996/master

multi-upload from share menu