Merge #10516: Backports for 0.14.3

ff274d3 [doc] Add hint about getmempoolentry to getrawmempool help. (Karl-Johan Alm)
76f9cf9 contrib: Update location of seeds.txt (Wladimir J. van der Laan)
12adedf Trivial: remove extra character from comment (CryptAxe)
d2ec969 Fixed typo in documentation for merkleblock.h (Mikerah)
3612219 contrib/init/bitcoind.openrcconf: Don't disable wallet by default (Luke Dashjr)
692dbb0 [doc] Minor corrections to osx dependencies (fanquake)
87a21d5 Fix: make CCoinsViewDbCursor::Seek work for missing keys (Pieter Wuille)
28b8b8b [wallet] Securely erase potentially sensitive keys/values (Thomas Snider)
ff13f59 [wallet] Make sure pindex is non-null before possibly referencing in LogPrintf call. (Karl-Johan Alm)
e23cef0 Fix some empty vector references (Pieter Wuille)
6ad45b8 Re-enable upnp support in contrib/debian (Matt Corallo)
e9a0d89 Build with QT5 on Debian-based systems using contrib/debian (Matt Corallo)
2ea0358 Bump minimum boost version in contrib/debian (Matt Corallo)
c94e262 Update contrib/debian to latest Ubuntu PPA upload. (Matt Corallo)
96c7f2c Add CheckQueue Tests (Jeremy Rubin)
e207342 Fix CCheckQueue IsIdle (potential) race condition and remove dangerous constructors. (Jeremy Rubin)
ef810c4 [trivial] Fix a typo (introduced two days ago) in the default fee warning (practicalswift)
7abe7bb Qt/Send: Give fallback fee a reasonable indent (Luke Dashjr)
3e4d7bf Qt/Send: Figure a decent warning colour from theme (Luke Dashjr)
c5adf8f [Qt] Show more significant warning if we fall back to the default fee (Jonas Schnelli)
ee1a60d [tests] update disconnect_ban.py test case to work with listbanned (John Newbery)
d289b56 [net] listbanned RPC and QT should show correct banned subnets (John Newbery)
0422693 [tests] disconnect_ban: remove dependency on urllib (John Newbery)
98bd0c3 [tests] disconnect_ban: use wait_until instead of sleep (John Newbery)
bfd1cf6 [tests] disconnectban test - only use two nodes (John Newbery)
5bc75bb [tests] fix nodehandling.py flake8 warnings (John Newbery)
c25d0a8 Update release notes to include RPC error code changes. (John Newbery)
f5efe82 Return correct error codes in fundrawtransaction(). (John Newbery)
4943d7a Return correct error codes in setban(). (John Newbery)
18c109d Return correct error codes in removeprunedfunds(). (John Newbery)
fe51c89 Return correct error codes in blockchain.cpp. (John Newbery)
3ad00b4 Return correct error codes in bumpfee(). (John Newbery)
71463a7 [qa] Test prioritise_transaction / getblocktemplate interaction (Suhas Daftuar)
d28d583 Bugfix: PrioritiseTransaction updates the mempool tx counter (Suhas Daftuar)

Tree-SHA512: fa3628527c8e176e438de992b9c5815cc2f3c296dbe5d81b592d17a907554e9c6af7eb595e96a2c345de399ba5326c07b4791a91b7b07f89dce0787c85891206

2 files changed, 52 insertions, 3 deletions

diff --git a/doc/build-osx.md b/doc/build-osx.md
index a15bcd012..32d7dbd69 100644
--- a/doc/build-osx.md
+++ b/doc/build-osx.md
@@ -11,14 +11,14 @@ Install the OS X command line tools:
 
 When the popup appears, click `Install`.
 
-Then install [Homebrew](http://brew.sh).
+Then install [Homebrew](https://brew.sh).
 
 Dependencies
 ----------------------
 
-    brew install automake berkeley-db4 libtool boost --c++11 miniupnpc openssl pkg-config protobuf --c++11 qt5 libevent
+    brew install automake berkeley-db4 libtool boost --c++11 miniupnpc openssl pkg-config protobuf qt libevent
 
-In case you want to build the disk image with `make deploy` (.dmg / optional), you need RSVG
+If you want to build the disk image with `make deploy` (.dmg / optional), you need RSVG
 
     brew install librsvg
 
diff --git a/doc/release-notes.md b/doc/release-notes.md
index 0ad554b77..9c8c62d1b 100644
--- a/doc/release-notes.md
+++ b/doc/release-notes.md
@@ -30,6 +30,55 @@ frequently tested on them.
 Notable changes
 ===============
 
+Low-level RPC changes
+---------------------
+
+- Error codes have been updated to be more accurate for the following error cases:
+  - `getblock` now returns RPC_MISC_ERROR if the block can't be found on disk (for
+  example if the block has been pruned). Previously returned RPC_INTERNAL_ERROR.
+  - `pruneblockchain` now returns RPC_MISC_ERROR if the blocks cannot be pruned
+  because the node is not in pruned mode. Previously returned RPC_METHOD_NOT_FOUND.
+  - `pruneblockchain` now returns RPC_INVALID_PARAMETER if the blocks cannot be pruned
+  because the supplied timestamp is too late. Previously returned RPC_INTERNAL_ERROR.
+  - `pruneblockchain` now returns RPC_MISC_ERROR if the blocks cannot be pruned
+  because the blockchain is too short. Previously returned RPC_INTERNAL_ERROR.
+  - `setban` now returns RPC_CLIENT_INVALID_IP_OR_SUBNET if the supplied IP address
+  or subnet is invalid. Previously returned RPC_CLIENT_NODE_ALREADY_ADDED.
+  - `setban` now returns RPC_CLIENT_INVALID_IP_OR_SUBNET if the user tries to unban
+  a node that has not previously been banned. Previously returned RPC_MISC_ERROR.
+  - `removeprunedfunds` now returns RPC_WALLET_ERROR if bitcoind is unable to remove
+  the transaction. Previously returned RPC_INTERNAL_ERROR.
+  - `removeprunedfunds` now returns RPC_INVALID_PARAMETER if the transaction does not
+  exist in the wallet. Previously returned RPC_INTERNAL_ERROR.
+  - `fundrawtransaction` now returns RPC_INVALID_ADDRESS_OR_KEY if an invalid change
+  address is provided. Previously returned RPC_INVALID_PARAMETER.
+  - `fundrawtransaction` now returns RPC_WALLET_ERROR if bitcoind is unable to create
+  the transaction. The error message provides further details. Previously returned
+  RPC_INTERNAL_ERROR.
+  - `bumpfee` now returns RPC_INVALID_PARAMETER if the provided transaction has
+  descendants in the wallet. Previously returned RPC_MISC_ERROR.
+  - `bumpfee` now returns RPC_INVALID_PARAMETER if the provided transaction has
+  descendants in the mempool. Previously returned RPC_MISC_ERROR.
+  - `bumpfee` now returns RPC_WALLET_ERROR if the provided transaction has
+  has been mined or conflicts with a mined transaction. Previously returned
+  RPC_INVALID_ADDRESS_OR_KEY.
+  - `bumpfee` now returns RPC_WALLET_ERROR if the provided transaction is not
+  BIP 125 replaceable. Previously returned RPC_INVALID_ADDRESS_OR_KEY.
+  - `bumpfee` now returns RPC_WALLET_ERROR if the provided transaction has already
+  been bumped by a different transaction. Previously returned RPC_INVALID_REQUEST.
+  - `bumpfee` now returns RPC_WALLET_ERROR if the provided transaction contains
+  inputs which don't belong to this wallet. Previously returned RPC_INVALID_ADDRESS_OR_KEY.
+  - `bumpfee` now returns RPC_WALLET_ERROR if the provided transaction has multiple change
+  outputs. Previously returned RPC_MISC_ERROR.
+  - `bumpfee` now returns RPC_WALLET_ERROR if the provided transaction has no change
+  output. Previously returned RPC_MISC_ERROR.
+  - `bumpfee` now returns RPC_WALLET_ERROR if the fee is too high. Previously returned
+  RPC_MISC_ERROR.
+  - `bumpfee` now returns RPC_WALLET_ERROR if the fee is too low. Previously returned
+  RPC_MISC_ERROR.
+  - `bumpfee` now returns RPC_WALLET_ERROR if the change output is too small to bump the
+  fee. Previously returned RPC_MISC_ERROR.
+
 miniupnp CVE-2017-8798
 ----------------------------