md package tunning
Merge pull request #21 from liry17/dtos

md package tunning
Remove useless TODO comments
tweak gdc and add gdc test
Merge pull request #24 from martiner/gdc

tweak gdc and add gdc test
add jadler integration test for gdc
tweak project and add project test
Merge pull request #25 from martiner/gdc

add jadler integration test for gdc
Merge pull request #26 from liry17/dtos3

tweak project and add project test
DataStoreService works also with relative uploads path

the link to uploads in Gdc, can be relative when the host is the same as gdcHost,
added fallback to complete the relative path with gdcHost uri