Fix: in wrong directory

Author: maaskola

build/gen_build.sh

@@ -1,3 +1,3 @@
 #!/bin/bash
-mkdir -p release && cmake ../.. -DCMAKE_BUILD_TYPE=Release $@ && cd ..
-mkdir -p debug && cmake ../.. -DCMAKE_BUILD_TYPE=Debug $@ && cd ..
+mkdir -p release && cd release && cmake ../.. -DCMAKE_BUILD_TYPE=Release $@ && cd ..
+mkdir -p debug && cd debug && cmake ../.. -DCMAKE_BUILD_TYPE=Debug $@ && cd ..