Be consistent with tab chars in Makefiles.
Merge pull request #312 from oliverschmidt/master

Be consistent with tab chars in Makefiles.
unistd.h doesn't seem to be necessary but breaks the MS VC build.
Merge pull request #313 from oliverschmidt/master

unistd.h doesn't seem to be necessary but breaks the MS VC build.
Recent changes in telnetd make exporting of those two necessary.
Merge pull request #314 from oliverschmidt/master

Recent changes in telnetd make exporting of those two necessary.
Support the recently added verbosity control.
Merge pull request #315 from oliverschmidt/master

Support the recently added verbosity control.
Suppress some usual warnings.
Merge pull request #316 from oliverschmidt/master

Suppress some usual warnings.
Several minor consistency improvements.
Merge pull request #317 from oliverschmidt/master

Several minor consistency improvements.