Removed unused build option WITH_WEBCAM
This relates to Bug 1547.

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 5d4f054..81df996 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -46,7 +46,6 @@
 
 option( WITH_JINGLE "Enable jingle support (kopete)" OFF )
 option( WITH_SPEEX "Enable speex support (for jingle)" OFF )
-option( WITH_WEBCAM "Enable webcam support (kopete/msn)" OFF )
 option( WITH_GSM "Enable GSM SMS support (kopete/sms)" OFF )
 option( WITH_XMMS "Enable XMMS support (kopete/nowlistening)" OFF )
 option( WITH_ARTS "Enable aRts support" OFF )