master updated (fd7e7b5 -> 65e3624)

[Mathieu Othacehe]

mothacehe pushed a change to branch master.

    from fd7e7b5  doc: Update path for gcroots.
     new 038150a  Register new builds in a single transaction.
     new 514f20a  Update metrics in a single transaction.
     new b67f38a  Queue write operations.
     new 65e3624  Optimize SQLite database.


Summary of changes:
 .dir-locals.el           |   3 +-
 bin/cuirass.in           |  92 ++++++++++++++++---------------
 src/cuirass/database.scm | 137 ++++++++++++++++++++++++++---------------------
 src/cuirass/metrics.scm  |  78 ++++++++++++++-------------
 src/cuirass/utils.scm    |  61 ++++++++++++++++-----
 5 files changed, 211 insertions(+), 160 deletions(-)