minor typo in manual
Merge pull request #4133 from goretkin/patch-1

minor typo in manual
allow semicolon at end of import and using statements. fixes #4130
remove Executable type, which no longer makes sense
fix #4129
fix BigFloat print() not to show precision
fix BigFloat isfinite(), add inf() and nan() for BigFloat
change isequal to return false for numbers of different types. fixes #3385
also updates hash() accordingly
generally, fewer and simpler definitions are needed.
make DevNull an instance, not a type
Pkg.Write: factor common code for fetching, checking out commits.
fix #4138
allow readbytes() on Cmd type
Fix Base.Sys.cpu_info()
fix #4120, close #4139
Merge pull request #4147 from simonster/cpuinfo

Fix Base.Sys.cpu_info()
Merge pull request #4140 from heptal/readbytes

allow readbytes() on Cmd type
allow running perf tests in wine
fix #4137, and cleanup more windows test & distribution stuff
WINDOWS: add echo.bat, so that run() is actually OK
32bit cleanup of arrayops test (probably necessitated to changes to isequal for integer types of different sizes)