Discourage fee sniping with nLockTime
libbitcoinconsensus: Add pkg-config support
[Qt] fix missing plural form for a string in sendcoinsdialog

- this was reported on Transifex by pryds (Thank you!)
[Qt] change some strings to reflect name change to Bitcoin Core
[Qt] fix a translation that occurs 2 times but was a little different
Test unexecuted OP_CODESEPARATOR

OP_CODESEPARATOR is an actual executed instruction, not a declarative
thing, so if it's wrapped in an OP_IF it can be turned off.

Using this to implement Rivest's Paywords is left as an exercise for the
reader.
Revised translation process doc
Remove references to X11 licence
Drop beta suffixes from readmes
Add mips, mipsel and aarch64 to depends platforms
[QA] fix httpbasics RPC test typo
Merge pull request #5501

e36e619 Add mips, mipsel and aarch64 to depends platforms (Wladimir J. van der Laan)
Remove outdated comment about NTP

The comment has been around since 0.1, but NTP inside the client
isn't deemed necessary so remove the comment to avoid confusion.
Merge pull request #5504

7a3b832 [QA] fix httpbasics RPC test typo (Jonas Schnelli)
Merge pull request #5500

e85855f Drop beta suffixes from readmes (Michael Ford)
Merge pull request #5421

cac15be Test unexecuted OP_CODESEPARATOR (Peter Todd)
Merge pull request #5413

88eb44d Revised translation process doc (Blake Jakopovic)
Merge pull request #5341

4709160 [Qt] fix a translation that occurs 2 times but was a little different (Philip Kaufmann)
50db7d9 [Qt] change some strings to reflect name change to Bitcoin Core (Philip Kaufmann)
2747f7c [Qt] fix missing plural form for a string in sendcoinsdialog (Philip Kaufmann)
Merge pull request #5334

eef747b libbitcoinconsensus: Add pkg-config support (Luke Dashjr)
add missing CAutoFile::IsNull() check in main

Rebased-From: ccd056a30db0ba5e04b858a682907b378e464d34
Github-Pull: #5437