[libgda] Created tag LIBGDA_5_2_9

[Daniel Espinosa Ortiz <despinosa src gnome org>]

The signed tag 'LIBGDA_5_2_9' was created.

Tagger: Daniel Espinosa <esodan gmail com>
Date: 1557328379 -0500

    Release 5.2.9

Changes since the last tag 'LIBGDA_5_2_8':

Daniel Espinosa (7):
      sqlite: added libs for system installed
      Set version to 5.2.9
      Time/Date/Timestamp: return NULL string if no set
      JDBC: Fix detection of JRE 11.0
      Fix build with UI extension
      Fix browser doc generation
      Value: return 'NULL' for null/invalid values

Daniel Espinosa Ortiz (11):
      Merge branch 'libgda-5.2-backports' into 'LIBGDA_5.2'
      postgresql: improve server version number calculation
      Removed unused libgee dependency
      fix behavior of --enable-gdaui-gi
      Fixed behavior of --enable-vala
      Fixed behavior of --enable-gdaui-vala
      Fixed behavior for --with-libsoup
      Fixed behavior for --with-ui
      Fixed behavior for --with-libsecret
      Fixed behavior for --with-gnome-keyring
      CI: make apt non interactive

Kalev Lember (2):
      JDBC: Drop unneeded JAVAH variable check
      JDBC: Fix Sun JRE 1.8 detection

Vivien Malerba (1):
      Markup message correction