master updated (8d40c49 -> fe2b73c)

[Clément Lassieur]

snape pushed a change to branch master.

      from  8d40c49   database: Add a Checkouts table.
       new  4e66155   database: Add builds only if one of their outputs is new.
       new  f51bd3f   templates: Allow to filter builds by status.
       new  3b08d6e   templates: Add build log links.
       new  cbf8e13   templates: Add a navigation bar.
       new  bccb268   templates: Add title to the evaluations table.
       new  fe2b73c   database: Return #f when one row is expected and there is 
none.


Summary of changes:
 Makefile.am               |   3 +-
 src/cuirass/database.scm  | 115 +++++++++++++++++++++++++++++++++-------------
 src/cuirass/http.scm      |  88 ++++++++++++++++++++++-------------
 src/cuirass/templates.scm |  89 +++++++++++++++++++++++++----------
 src/schema.sql            |   3 +-
 src/sql/upgrade-4.sql     |  18 ++++++++
 tests/database.scm        |  16 ++++++-
 7 files changed, 239 insertions(+), 93 deletions(-)
 create mode 100644 src/sql/upgrade-4.sql