TEST: In BibTeX import, author name containing "and" is processed as two different authors. #98
PROCESS: Continuous integration (on Travis.org).
PROCESS: Refactored tests for continuous integration.
TEST: Failed import from JabRef.
FIX: Failed import from JabRef and BibDesk.
Merge branch 'test-issue-98' by fsegouin.
FIX: In BibTeX import, author name containing "and"

was processed as two different authors.
Fixes #98.
FIX: Header handling when importing from Scopus.
FIX: Redirection loop on specific users' activity pages.

Fixes #121.
FEATURE: Export multiple records (as BibTeX).

Closes #132.
FIX: Misleading UI for attachments uploading.

Fixes #134.
FIX: Record is reset on attachment upload.

Fixes #13.
FIX: BibTeX exports are too generic.
TEST: Failed import from ISI.
FIX: Failed import from ISI.
TEST: Other failed import from JabRef.

Unquoted attributes.
FIX: Other failed import from JabRef.

Unquoted attributes.
PROCESS: Fix a Travis regression.

See travis-ci/travis-ci#2220 for more details.
FIX: Other failed import from JabRef.

Multi-line attribute indented using tabulation(s).
REFACTORING: More readable tests.

Fields are searched by labels rather than by IDs.