Make git pull optional by passing parameter true to build script

crypto777/m_unix

@@ -1,4 +1,7 @@
+#/bin/bash
+if [[ $# -eq 0 ]]; then
    git pull
+fi
 rm *.o
 gcc -c  -O2 *.c jpeg/*.c jpeg/unix/*.c # -I/usr/lib/x86_64-linux-gnu/curl 
 rm -f ../agents/libcrypto777.a; ar rcu ../agents/libcrypto777.a *.o