Bump release to 1.53

```
	-Add support for NetBSD (#78) by randolf
	-Add PrivKey prefix optional arg (#81) by k06a
	-Add support for Bulwark (#83) by Penple03
	-Add support for Yenten (#85) by yoshikiri6
	-Add support for BLAST (#91) by blastdev
	-Stop after X matches by exploitagency*
		*Based on examples by westbaer
	-Output in csv format by exploitagency*
		*Based on examples by westbaer
```

Bump release to 1.52

Add Jincoin (JIN) (#77)

Add JIN

Bump release to 1.50

Update CHANGELOG

Rav3nPL's Open CL Compile Fix

Fix for:

Compiling kernel, can take minutes...failure.
clBuildProgram: CL_BUILD_PROGRAM_FAILURE
Build log:
"C:\Users\vg\AppData\Local\Temp\OCL1972T1.cl", line 173: error: expected an
          expression
  __constant bignum bn_zero = {};
                               ^

Changed to:
__constant bignum bn_zero = {{0x0}};

update

windows binary

update to v1.3 binaries

update windows binary

Fix some issues with oclvanitygen