Merge pull request #58 from Danconnolly/fix-license

Update the LICENSE file to accurately reflect the license.

LICENSE

@@ -1,15 +1,35 @@
-ISC License
+Open BSV License version 4
 
-Copyright (c) 2018-2020 The libsv developers
+Copyright (c) 2022 Bitcoin Association for BSV ("Bitcoin Association")
 
-Permission to use, copy, modify, and distribute this software for any
-purpose with or without fee is hereby granted, provided that the above
-copyright notice and this permission notice appear in all copies.
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
 
-THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
-WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
-MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
-ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
-WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
-ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
-OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+1 - The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+2 - The Software, and any software that is derived from the Software or parts thereof,
+can only be used on the Bitcoin SV blockchains. The Bitcoin SV blockchains are defined,
+for purposes of this license, as the Bitcoin blockchain containing block height #556767
+with the hash "000000000000000001d956714215d96ffc00e0afda4cd0a96c96f8d802b1662b" and
+that contains the longest persistent chain of blocks accepted by this Software and which
+are valid under the rules set forth in the Bitcoin white paper (S. Nakamoto, Bitcoin: A
+Peer-to-Peer Electronic Cash System, posted online October 2008) and the latest version
+of this Software available in this repository or another repository designated by Bitcoin
+Association, as well as the test blockchains that contain the longest persistent chains
+of blocks accepted by this Software and which are valid under the rules set forth in the
+Bitcoin whitepaper (S. Nakamoto, Bitcoin: A Peer-to-Peer Electronic Cash System, posted
+online October 2008) and the latest version of this Software available in this repository,
+or another repository designated by Bitcoin Association
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+THE SOFTWARE.