Transfer version history

- Added multi-select option in web interface - Reverted previous change (#57) due to issues

Bug fixes: * server: fix another url-encoding bug (#53) * server: make file system write operation async (to prevent UI freeze)

New features: * main: Add stop server button to the UI (PR #49 by signalbean) * main: Add QR code button (PR #52 by signalbean) Bug fixes: * server: dont double url-decode (#44) * web: block folder drop (#50) * main: normal error message if the port is alredy used (#47)

New features: * main: replace error report activity with directly opening github issues. attempting to stop empty reports

Minor release. *The app passed the testing phase in google play!* Bug fixes: * fix #29 (the server no longer adds .txt in spesific request with form data content-type)

New features: * main: files now open when you press them (ref #28) Bug fixes: * main: minor race condition on file sharing

New features: * web: added multiple IPs, so hotspot and WiFi now work (a.2 in #4) Bug fixes: * app: fix IP on VPN (#26)

New features: * web: added a clipboard paste button Bug fixes: * web: another attempt Style fix on the website for long filenames in small screens (#19) * app: server state now correctly update after app refocus

New features: * added a download all button (#21) Bug fixes: * Style fix on the website for long filenames in small screens (#19) * Reverse the screenshots symlink direction to make it work better on izzydroid (PR #22 by @mkalmousli)

new features: * auto update IP when WiFi changes * permission dialog now in notification when the app not in focus bug fixes: the download button now visable on mobile web UI,app no longer crash without WiFi on settings (#17). this is the release version,after fixing #18