ECMS-6113: [IE8, 9] Weird encoding of file name with accent characters

Problem analysis:
	- Upload progress processes encoded file name
	- File name is encoded twice before rendering in the upload progress bar
Fix description:
	- Decode file name before staring the upload progress
	- Only encode file name in link to uploaded file

Conflicts:
	core/connector/src/main/java/org/exoplatform/wcm/connector/FileUploadHandler.java
ECMS-6113: Encode non-latin characters (Vietnamese, Chinese, Japanese)

Problem analysis:
* IE requires encoded file names in URL while Firefox or Chrome don't.

Fix description:
* Encode the file name in REST services which check the file existence and then upload file.
ECMS-5831 - Add a title property in the taxonomy XML configuration