[smuxi] configure.ac, lib/Twitterizer: updated to fix .NET 3.5 compatibility

[Mirco M. M. Bauer <mmmbauer src gnome org>]

commit 2f82b59bc173ca145eda683e22cf60e5554e76f2
Author: Mirco Bauer <meebey meebey net>
Date:   Sat Jan 24 13:42:33 2015 +0100

    configure.ac, lib/Twitterizer: updated to fix .NET 3.5 compatibility

 configure.ac    |    4 ++--
 lib/Twitterizer |    2 +-
 2 files changed, 3 insertions(+), 3 deletions(-)
---
diff --git a/configure.ac b/configure.ac
index a062bb6..0026a8e 100644
--- a/configure.ac
+++ b/configure.ac
@@ -194,10 +194,10 @@ if test "$MCS_BASENAME" = "dmcs"; then
        CLI_RUNTIME=4.0
 fi
 if test "$CLI_RUNTIME" = "2.0"; then
-       XBUILD_FLAGS="/toolsversion:3.5 /p:TargetFrameworkVersion=v3.5"
+       XBUILD_FLAGS="/toolsversion:3.5 /p:TargetFrameworkVersion=v3.5 /property:DefineConstants=MONO_3_5"
 fi
 if test "$CLI_RUNTIME" = "4.0"; then
-       XBUILD_FLAGS="/toolsversion:4.0 /p:TargetFrameworkVersion=v4.0"
+       XBUILD_FLAGS="/toolsversion:4.0 /p:TargetFrameworkVersion=v4.0 /property:DefineConstants=MONO_4_0"
 fi
 AC_SUBST(XBUILD_FLAGS)
 
diff --git a/lib/Twitterizer b/lib/Twitterizer
index ae696f7..3df8c63 160000
--- a/lib/Twitterizer
+++ b/lib/Twitterizer
@@ -1 +1 @@
-Subproject commit ae696f72c4c64d40705bfff0cd19fac990dbb226
+Subproject commit 3df8c63e593dcbaa48c0cc23bffb3dbc1d91394a