Merge branch 'maint-1.1' into maint-1.2
- maint-1.1: Invenio v1.1.7 I18N: translation updates bibupload: use CFG_OAI_ID_FIELD for deduping urlutils: hashlib and md5 BibDocFile: purging extracted text I18N: translation updates inveniogc: better tempdir deletion Invenio v1.0.10 I18N: translation updates installation: requirements simplification
Signed-off-by: Tibor Simko <tibor.simko@cern.ch>