Bugfix: ClassNotFoundException javassist/proxy/Proxy fixed

Hibernate 4.3 requires javassist > 3.16 but errai-bus includes 3.15.
Specify dependency.
Bugfix: ACL and Security are already included in applicationContext.xml
Enhancement #34: Add support for exporting studies/experiments in ISA-TAB format

IsaTabExporer class was added to create the corresponding ISA-TAB files and zip archive
respectively.
A REST Endpoint (/provider/study/{id}/*.zip) was added.
The ISA-TAB configuration files were added to the resources
The required maven dependencies were added.
Enhancement #34: Support for downloading study/experiment as ISA-TAB archive added

A DropDownButton with a ISA-TAB NavLink are displayed in the actionbar of the
ExperimentDetailView.
Bugfix: Add support for specifying OntologyTerm instead of just String

PhenotypeUploadData supported only String for environment and trait ontology.
This is changed to a proper Term object.
Feature: Backend support for exporting and importing ISA-Tab archives added

IsaTabExporter class was added. It contains functions to export and import
 isa-tab archives. This is related to issue #34 and #29
Feature: gwt-super-csv dependency added

gwt-super-csv allows to parse and validate csv files. This will be used for parsing
 and validating phenotype and GWAS results on the client-side.
Feature: A generic FileUploadWidget was created

 The generic FileUploadWidget can handle any upload of data (csv, g-zip), both
 single uploads but also mutli-uploads.
 This will be used in the various wizards (PhenotypeUploadWizard,
 GWASUploadWizard, ec)
Feature: Common card css styles and resources extracted

The common card CSS styles and resources used in various wizards have been
extracted into a separate ClientBundle.
Feature #29: Support for uploading ISA-tab archives added to the frontend

 IsaTabUploadWizard allows users to upload/save ISA-TAB archives in the database.
 BasicStudyWizard was modified to add the option of either creating a study or
 uploading a isa-tab archive
Merge branch 'ISA_TAB_export'