Adds the following commits that were made before data restoration (du…

…e to a storage fault at sourceforge):

  - r74 s-vincent Sun Jul 26 2015 16:33:42 GMT+0000 (UTC) Fix bogus ifndef, reported by Pavel Vatagin.
  - r75 s-vincent Mon Jul 27 2015 07:32:55 GMT+0000 (UTC) Fixes compilation for Visual Studio.
  - r76 s-vincent Mon Jul 27 2015 07:33:45 GMT+0000 (UTC) Uses poll() instead of select().
  - r77 s-vincent Mon Jul 27 2015 07:37:49 GMT+0000 (UTC) Uses correct type.
  - r78 s-vincent Mon Jul 27 2015 07:43:43 GMT+0000 (UTC) Prepare future release.
  - r79 s-vincent Mon Jul 27 2015 09:15:17 GMT+0000 (UTC) Prepare 0.6 release.
  - r80 s-vincent Mon Jul 27 2015 09:22:26 GMT+0000 (UTC) Adds 0.6 release.
  - r81 s-vincent Mon Jul 27 2015 09:31:20 GMT+0000 (UTC) Fixes memory leak.
  - r82 s-vincent Mon Jul 27 2015 09:32:02 GMT+0000 (UTC) Fixes memory leak.

Tag version 0.5.

Tag version 0.4.

Tag version 0.3.

Tag JsonRpc-Cpp 0.2.

Tag jsonrpc-cpp-0.1.3.