eViacam V4L2 Fix

--- creavision/libwebcam/libwebcam.c.orig   2013-05-30 18:59:07.000000000 +0200
+++ creavision/libwebcam/libwebcam.c    2013-09-12 10:16:36.047604026 +0200
@@ -2137,8 +2137,6 @@
        case V4L2_CID_GAIN:                 return CC_GAIN;
        case V4L2_CID_HFLIP:                break;  // not supported by libwebcam
        case V4L2_CID_VFLIP:                break;  // not supported by libwebcam
-       case V4L2_CID_HCENTER:              break;  // deprecated
-       case V4L2_CID_VCENTER:              break;  // deprecated
 #ifdef V4L2_CID_POWER_LINE_FREQUENCY
        case V4L2_CID_POWER_LINE_FREQUENCY:     return CC_POWER_LINE_FREQUENCY;
 #endif