[valadoc] driver: Drop support for vala-0.16/18

[Rico Tzschichholz <ricotz src gnome org>]

commit ed4ad65f716439ed4f301a2a82b3ae66c1015ed3
Author: Rico Tzschichholz <ricotz ubuntu com>
Date:   Tue Oct 13 14:06:15 2015 +0200

    driver: Drop support for vala-0.16/18

 configure.ac                              |    8 -
 src/driver/0.16.x/Makefile.am             |   72 --
 src/driver/0.16.x/driver.vala             |   69 --
 src/driver/0.16.x/girwriter.vala          |  204 ----
 src/driver/0.16.x/initializerbuilder.vala |  676 -------------
 src/driver/0.16.x/symbolresolver.vala     |  323 ------
 src/driver/0.16.x/treebuilder.vala        | 1527 -----------------------------
 src/driver/0.18.x/Makefile.am             |   72 --
 src/driver/0.18.x/driver.vala             |   69 --
 src/driver/0.18.x/girwriter.vala          |  204 ----
 src/driver/0.18.x/initializerbuilder.vala |  669 -------------
 src/driver/0.18.x/symbolresolver.vala     |  323 ------
 src/driver/0.18.x/treebuilder.vala        | 1519 ----------------------------
 src/driver/Makefile.am                    |   10 -
 src/libvaladoc/moduleloader.vala          |    2 -
 tests/Makefile.am                         |    2 -
 tests/drivers/driver-0-16.vala            |    6 -
 tests/drivers/driver-0-18.vala            |    6 -
 18 files changed, 0 insertions(+), 5761 deletions(-)
---
diff --git a/configure.ac b/configure.ac
index bd36cc8..ff0b2c9 100644
--- a/configure.ac
+++ b/configure.ac
@@ -98,12 +98,6 @@ AM_CONDITIONAL(HAVE_LIBVALA_0_22_X, test "$have_libvala_0_22_x" = "yes")
 PKG_CHECK_MODULES(LIBVALA_0_20_X, libvala-0.20 >= 0.17.4, have_libvala_0_20_x="yes", 
have_libvala_0_20_x="no")
 AM_CONDITIONAL(HAVE_LIBVALA_0_20_X, test "$have_libvala_0_20_x" = "yes")
 
-PKG_CHECK_MODULES(LIBVALA_0_18_X, libvala-0.18 >= 0.17.4, have_libvala_0_18_x="yes", 
have_libvala_0_18_x="no")
-AM_CONDITIONAL(HAVE_LIBVALA_0_18_X, test "$have_libvala_0_18_x" = "yes")
-
-PKG_CHECK_MODULES(LIBVALA_0_16_X, libvala-0.16 >= 0.15.1, have_libvala_0_16_x="yes", 
have_libvala_0_16_x="no")
-AM_CONDITIONAL(HAVE_LIBVALA_0_16_X, test "$have_libvala_0_16_x" = "yes")
-
 
 AC_CONFIG_FILES([
 Makefile
@@ -114,8 +108,6 @@ icons/Makefile
 doc/Makefile
 src/libvaladoc/Makefile
 src/driver/Makefile
-src/driver/0.16.x/Makefile
-src/driver/0.18.x/Makefile
 src/driver/0.20.x/Makefile
 src/driver/0.22.x/Makefile
 src/driver/0.24.x/Makefile
diff --git a/src/driver/Makefile.am b/src/driver/Makefile.am
index 3a68834..791fe8a 100644
--- a/src/driver/Makefile.am
+++ b/src/driver/Makefile.am
@@ -1,13 +1,5 @@
 NULL =
 
-if HAVE_LIBVALA_0_16_X
-DRIVER_0_16_X_DIR = 0.16.x
-endif
-
-if HAVE_LIBVALA_0_18_X
-DRIVER_0_18_X_DIR = 0.18.x
-endif
-
 if HAVE_LIBVALA_0_20_X
 DRIVER_0_20_X_DIR = 0.20.x
 endif
@@ -34,8 +26,6 @@ endif
 
 
 SUBDIRS = \
-       $(DRIVER_0_16_X_DIR) \
-       $(DRIVER_0_18_X_DIR) \
        $(DRIVER_0_20_X_DIR) \
        $(DRIVER_0_22_X_DIR) \
        $(DRIVER_0_24_X_DIR) \
diff --git a/src/libvaladoc/moduleloader.vala b/src/libvaladoc/moduleloader.vala
index 7057c44..69a3003 100644
--- a/src/libvaladoc/moduleloader.vala
+++ b/src/libvaladoc/moduleloader.vala
@@ -155,8 +155,6 @@ public class Valadoc.ModuleLoader : Object {
                }
 
                DriverMetaData[] lut = {
-                               DriverMetaData (0, 15,  0, 16,  "0.16.x"),
-                               DriverMetaData (0, 17,  0, 18,  "0.18.x"),
                                DriverMetaData (0, 19,  0, 20,  "0.20.x"),
                                DriverMetaData (0, 21,  0, 22,  "0.22.x"),
                                DriverMetaData (0, 23,  0, 24,  "0.24.x"),
diff --git a/tests/Makefile.am b/tests/Makefile.am
index a70da46..62b6e72 100644
--- a/tests/Makefile.am
+++ b/tests/Makefile.am
@@ -23,8 +23,6 @@ TESTS = \
        libvaladoc/parser/sequencerule.vala \
        libvaladoc/parser/optionalrule.vala \
        libvaladoc/parser/stubrule.vala \
-       drivers/driver-0-16.vala \
-       drivers/driver-0-18.vala \
        drivers/driver-0-20.vala \
        drivers/driver-0-22.vala \
        drivers/driver-0-24.vala \