Avoid reject message feedback loops
minor changes for help message of getpeerinfo
remove include of chainparams.h

chainparams.h has not been used in this cpp file already, consider to remove it for clean.
Merge pull request #4903

efad808 Avoid reject message feedback loops (Pieter Wuille)
Merge pull request #4928

e9992fb remove include of chainparams.h (imharrywu)
travis: retry tests before giving up
depends: respect CPPFLAGS when configuring with depends
travis: use DEBUG_LOCKORDER for our quick/small Linux build
Merge pull request #4932 from theuni/travis

Travis tweaks
Merge pull request #4927

ee304b6 minor changes for help message of getpeerinfo (Philip Kaufmann)