config: no nearest terms when no search results

Signed-off-by: Tibor Simko <tibor.simko@cern.ch>
templates: custom login template

* Shows only SSO login method.  (addresses #1)

* If a user is already logged in, do not show login link once more.
  (This part will be able to go to upstream invenio sources later.)

Signed-off-by: Tibor Simko <tibor.simko@cern.ch>
templates: fix for HTTP/HTTPS link in header

* Fixes broken HTTP/HTTPS link in the header by imposing
  going through 'webaccount.login', not directly via SSO.
  (closes #1)

Signed-off-by: Tibor Simko <tibor.simko@cern.ch>
deposit: fix for Indico typo

Signed-off-by: Tibor Simko <tibor.simko@cern.ch>
deposit: fix for LHCb Harvest Data label

Signed-off-by: Tibor Simko <tibor.simko@cern.ch>
lhcb: other code type opens text input box

* When 'other' is selected for code type, a text area appears, else
  it is disabled and hidden #18
lhcb: Final N tuples description is multiplied

* Clicking 'add output data files' multiplies the entire group #19
deposit: import fix
templates: icon change

* icon changed for form drop down menus #20
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