[PATCH 1 of 2] Add curl as a build option

[Wald Commits]

# HG changeset patch
# User Andre Heinecke <andre.heinecke at intevation.de>
# Date 1408380751 -7200
# Node ID bf4c8737b52cc272094780537b5782a2f7aa087e
# Parent  eaed02defe6af3d1260c341ba3962f05e2214ff6
Add curl as a build option

diff -r eaed02defe6a -r bf4c8737b52c CMakeLists.txt
--- a/CMakeLists.txt	Mon Aug 18 18:51:33 2014 +0200
+++ b/CMakeLists.txt	Mon Aug 18 18:52:31 2014 +0200
@@ -10,6 +10,7 @@
 
 option(DO_RELEASE_BUILD "Build for a public release." OFF)
 option(ENABLE_PROFILING "Set to enable profiling." OFF)
+option(USE_CURL "Use libcurl to download updates and certificate lists." ON)
 
 set(CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH} "${CMAKE_SOURCE_DIR}/cmake/")