Switch ports 466xx to 266xx (#1735)

* Switch ports 466xx to be 266xx
This is done so the default ports aren't in the linux kernel's default ephemeral port range.

* Update ABCI import

* Bump cache on circleci

* Get more verbose output for debugging

* Bump abci dependency

* Fix accidental change of a block header's hash

* pin abci release

docs/using-tendermint.md

@@ -34,7 +34,7 @@ To run a Tendermint node, use
     tendermint node
 
 By default, Tendermint will try to connect to an ABCI application on
-[127.0.0.1:46658](127.0.0.1:46658). If you have the `kvstore` ABCI app
+[127.0.0.1:26658](127.0.0.1:26658). If you have the `kvstore` ABCI app
 installed, run it in another window. If you don't, kill Tendermint and
 run an in-process version of the `kvstore` app:
 
@@ -59,17 +59,17 @@ on, for instance:
 To send a transaction, use `curl` to make requests to the Tendermint RPC
 server, for example:
 
-    curl http://localhost:46657/broadcast_tx_commit?tx=\"abcd\"
+    curl http://localhost:26657/broadcast_tx_commit?tx=\"abcd\"
 
 We can see the chain's status at the `/status` end-point:
 
-    curl http://localhost:46657/status | json_pp
+    curl http://localhost:26657/status | json_pp
 
 and the `latest_app_hash` in particular:
 
-    curl http://localhost:46657/status | json_pp | grep latest_app_hash
+    curl http://localhost:26657/status | json_pp | grep latest_app_hash
 
-Visit http://localhost:46657> in your browser to see the list of other
+Visit http://localhost:26657> in your browser to see the list of other
 endpoints. Some take no arguments (like `/status`), while others specify
 the argument name and use `_` as a placeholder.
 
@@ -82,30 +82,30 @@ With `GET`:
 
 To send a UTF8 string byte array, quote the value of the tx pramater:
 
-    curl 'http://localhost:46657/broadcast_tx_commit?tx="hello"'
+    curl 'http://localhost:26657/broadcast_tx_commit?tx="hello"'
 
 which sends a 5 byte transaction: "h e l l o" \[68 65 6c 6c 6f\].
 
 Note the URL must be wrapped with single quoes, else bash will ignore
 the double quotes. To avoid the single quotes, escape the double quotes:
 
-    curl http://localhost:46657/broadcast_tx_commit?tx=\"hello\"
+    curl http://localhost:26657/broadcast_tx_commit?tx=\"hello\"
 
 Using a special character:
 
-    curl 'http://localhost:46657/broadcast_tx_commit?tx="€5"'
+    curl 'http://localhost:26657/broadcast_tx_commit?tx="€5"'
 
 sends a 4 byte transaction: "€5" (UTF8) \[e2 82 ac 35\].
 
 To send as raw hex, omit quotes AND prefix the hex string with `0x`:
 
-    curl http://localhost:46657/broadcast_tx_commit?tx=0x01020304
+    curl http://localhost:26657/broadcast_tx_commit?tx=0x01020304
 
 which sends a 4 byte transaction: \[01 02 03 04\].
 
 With `POST` (using `json`), the raw hex must be `base64` encoded:
 
-    curl --data-binary '{"jsonrpc":"2.0","id":"anything","method":"broadcast_tx_commit","params": {"tx": "AQIDBA=="}}' -H 'content-type:text/plain;' http://localhost:46657
+    curl --data-binary '{"jsonrpc":"2.0","id":"anything","method":"broadcast_tx_commit","params": {"tx": "AQIDBA=="}}' -H 'content-type:text/plain;' http://localhost:26657
 
 which sends the same 4 byte transaction: \[01 02 03 04\].
 
@@ -303,12 +303,12 @@ persistent connections with.
 
 For example,
 
-    tendermint node --p2p.seeds "f9baeaa15fedf5e1ef7448dd60f46c01f1a9e9c4@1.2.3.4:46656,0491d373a8e0fcf1023aaf18c51d6a1d0d4f31bd@5.6.7.8:46656"
+    tendermint node --p2p.seeds "f9baeaa15fedf5e1ef7448dd60f46c01f1a9e9c4@1.2.3.4:26656,0491d373a8e0fcf1023aaf18c51d6a1d0d4f31bd@5.6.7.8:26656"
 
 Alternatively, you can use the `/dial_seeds` endpoint of the RPC to
 specify seeds for a running node to connect to:
 
-    curl 'localhost:46657/dial_seeds?seeds=\["f9baeaa15fedf5e1ef7448dd60f46c01f1a9e9c4@1.2.3.4:46656","0491d373a8e0fcf1023aaf18c51d6a1d0d4f31bd@5.6.7.8:46656"\]'
+    curl 'localhost:26657/dial_seeds?seeds=\["f9baeaa15fedf5e1ef7448dd60f46c01f1a9e9c4@1.2.3.4:26656","0491d373a8e0fcf1023aaf18c51d6a1d0d4f31bd@5.6.7.8:26656"\]'
 
 Note, with PeX enabled, you
 should not need seeds after the first start.
@@ -319,8 +319,8 @@ maintain a persistent connection with each, you can use the
 `config.toml` or the `/dial_peers` RPC endpoint to do it without
 stopping Tendermint core instance.
 
-    tendermint node --p2p.persistent_peers "429fcf25974313b95673f58d77eacdd434402665@10.11.12.13:46656,96663a3dd0d7b9d17d4c8211b191af259621c693@10.11.12.14:46656"
-    curl 'localhost:46657/dial_peers?persistent=true&peers=\["429fcf25974313b95673f58d77eacdd434402665@10.11.12.13:46656","96663a3dd0d7b9d17d4c8211b191af259621c693@10.11.12.14:46656"\]'
+    tendermint node --p2p.persistent_peers "429fcf25974313b95673f58d77eacdd434402665@10.11.12.13:26656,96663a3dd0d7b9d17d4c8211b191af259621c693@10.11.12.14:26656"
+    curl 'localhost:26657/dial_peers?persistent=true&peers=\["429fcf25974313b95673f58d77eacdd434402665@10.11.12.13:26656","96663a3dd0d7b9d17d4c8211b191af259621c693@10.11.12.14:26656"\]'
 
 ### Adding a Non-Validator