Add Bitsend (BSD) support (#222)

defs/bitcoin/bitsend.json

@@ -0,0 +1,38 @@
+{
+  "coin_name": "Bitsend",
+  "coin_shortcut": "BSD",
+  "coin_label": "Bitsend",
+  "website": "https://bitsend.info",
+  "github": "https://github.com/LIMXTEC/BitSend",
+  "maintainer": "limxdev <info@bitsend.info>",
+  "curve_name": "secp256k1",
+  "address_type": 102,
+  "address_type_p2sh": 5,
+  "maxfee_kb": 1000000,
+  "minfee_kb": 10000,
+  "signed_message_header": "Bitsend Signed Message:\n",
+  "hash_genesis_block": "0000012e1b8843ac9ce8c18603658eaf8895f99d3f5e7e1b7b1686f35e3c087a",
+  "xprv_magic": 76066276,
+  "xpub_magic": 76067358,
+  "xpub_magic_segwit_p2sh": 77429938,
+  "xpub_magic_segwit_native": 78792518,
+  "bech32_prefix": null,
+  "cashaddr_prefix": null,
+  "slip44": 91,
+  "segwit": true,
+  "decred": false,
+  "fork_id": null,
+  "force_bip143": false,
+  "bip115": false,
+  "default_fee_b": {
+    "Normal": 10
+  },
+  "dust_limit": 5460,
+  "blocktime_seconds": 200,
+  "uri_prefix": "bitsend",
+  "min_address_length": 27,
+  "max_address_length": 34,
+  "bitcore": [],
+  "blockbook": [],
+  "cooldown": 100
+}