move util classes to util package
change date time fields from String to DateTime type
remove Process and Processes classes

This classes were kept for backward compatibility but they work only for method arguments but not for method return values. Close #71
change boolean fields from string/integer to boolean
Merge pull request #68 from martiner/mcl-date

change date time fields from String to DateTime type
Merge pull request #86 from martiner/mcl-dataload

remove Process and Processes classes
fix compilation problems
Merge pull request #88 from martiner/mcl-compile

fix compilation problems
[maven-release-plugin] prepare release gooddata-java-0.10.0
[maven-release-plugin] prepare for next development iteration
update version to 0.10.0
tweak upload related tests

- clean mess in DataStoreIT
- return upload link /uploads
Improve error messages when loading a dataset

- read upload_info.json
- read log file(s)
- add integration tests