Removed unnecesary Callables from method signatures
Changed String paths to CloudFile.
Added communication between tabsheets.
Changed Vaadin version to 7.2.0.
Added mock UI background task execution on path change.
Enabled server push.
Changed jetty version.
Added spring-boot:run goal on install phase
Removed unnecessary dependencies.
Added file size while uploading
M$ onedrive account and app created
implementation of login and logout methods
downloading file by ID
root floder id added to properties
prevent call download on directory
download progress not working
File removing added to service. Some code refactoring.
Logging level changed in FileManager Service.
Listing files from directory added.
Prototype of files uploading added.
Getting proper creation date of file added while uploading.
JSON parsing exceptions handling added in JSONResolver
applied changes from master
2 upload modes (overwrite and create)
progress added to upload
Merge branch 'cloudsync-onedrive-branch' of https://github.com/afish/toik_2014 into cloudsync-onedrive-branch

Conflicts:
	cloudsync-logic/src/main/java/pl/agh/iet/i/toik/cloudsync/logic/Cloud.java
	cloudsync-logic/src/main/java/pl/agh/iet/i/toik/cloudsync/logic/CloudFile.java
	cloudsync-logic/src/main/java/pl/agh/iet/i/toik/cloudsync/logic/impl/LogicServiceImpl.java
	cloudsync-onedrive/src/main/java/pl/agh/iet/i/toik/cloudsync/onedrive/OnedriveCloud.java
	cloudsync-onedrive/src/main/java/pl/agh/iet/i/toik/cloudsync/onedrive/service/OnedriveFileManagerService.java
	cloudsync-onedrive/src/main/java/pl/agh/iet/i/toik/cloudsync/onedrive/service/impl/OnedriveAccountServiceImpl.java
	cloudsync-onedrive/src/main/java/pl/agh/iet/i/toik/cloudsync/onedrive/service/impl/OnedriveFileManagerServiceImpl.java
	cloudsync-onedrive/src/main/java/pl/agh/iet/i/toik/cloudsync/onedrive/util/JSONResolver.java