added memmap regression scripts

regress/memmap_weirdness.py

@@ -0,0 +1,12 @@
+#!/usr/bin/env python
+
+import unicorn
+
+for i in range(20):
+    #try:
+    u = unicorn.Uc(unicorn.UC_ARCH_X86, unicorn.UC_MODE_32)
+    u.mem_map(i*0x1000, 5)
+    u.mem_read(i*0x1000+6, 1)
+    print hex(i*0x1000) + " succeeeded"
+    #except unicorn.UcError as e:
+    #   print hex(i*0x1000) + " failed:",e