Update fountain and add writable flag to script slots.
diff --git a/rsScriptC.cpp b/rsScriptC.cpp
index ced2516..db4fd09 100644
--- a/rsScriptC.cpp
+++ b/rsScriptC.cpp
@@ -93,6 +93,7 @@
     for (uint32_t ct=0; ct < MAX_SCRIPT_BANKS; ct++) {
         mConstantBufferTypes[ct].clear();
         mSlotNames[ct].setTo("");
+        mSlotWritable[ct] = false;
     }
 
     memset(&mEnviroment, 0, sizeof(mEnviroment));
@@ -341,6 +342,7 @@
     for (int ct=0; ct < MAX_SCRIPT_BANKS; ct++) {
         s->mTypes[ct].set(ss->mConstantBufferTypes[ct].get());
         s->mSlotNames[ct] = ss->mSlotNames[ct];
+        s->mSlotWritable[ct] = ss->mSlotWritable[ct];
     }
 
     ss->clear();