Update README.md
Fix cpp warnings

pyserpent.cpp:154:16: warning: unused variable 'm' [-Wunused-variable]
rewriter.cpp:414:16: warning: explicitly assigning a variable of type
'unsigned int' to itself [-Wself-assign]
Fix for Win32 compile.
Added metadata default
Merge branch 'master' of github.com:ethereum/serpent
Merge pull request #2 from jorisbontje/cpp-warnings

Fix cpp warnings
Merge pull request #1 from nicksavers/patch-1

Update README.md
Fix warnings & compile to lll function.
Merge branch 'master' of github.com:ethereum/serpent

Conflicts:
	pyserpent.cpp
Fixed >32 chart bug
Merge branch 'master' of github.com:ethereum/serpent
Fixed a compiler crash when converting from string containing non-ascii character to number (eg: a = "però"). To prevent further signed int overflows: modified intToDecimal() and decimalToInt() into unsignedToDecimal() and decimalToUnsigned() because they currently make sense only on unsigned integers.
Merge pull request #7 from giact/master

Fixed a crash when parsing strings containing non-ascii characters
Very very preliminary PoC6 ecrecover code
compilation fixes
Added cyberdyne examples
fixes to heap
Added arity checking
Made market work
pip 1.5.7