Merge pull request #61 from pdecat/patch-1

Remove misplaced "calls"

src/memory-management/garbage-collection.md

@@ -3,7 +3,7 @@
 An alternative to manual and scope-based memory management is automatic memory
 management:
 
-* The programmer never calls allocates or deallocates memory explicitly.
+* The programmer never allocates or deallocates memory explicitly.
 * A garbage collector finds unused memory and deallocates it for the programmer.
 
 ## Java Example