Document middle
Add a note on return type in documentation of middle
Extend call methods with rounding to Real arguments
Merge pull request #8916 from simonbyrne/convert-rounding2

Extend call methods with rounding to Real arguments
remove trailing whitespace introduced by #8875
Give a better trailing whitespace error message on Travis

Show offending source files with line numbers
escape space-after-colon so yaml parser stops complaining
rand() performance restored with faster code path and inlining.
Get rid of YAML parsing nit by removing colon from error message
add comment to prevent #6058 from recurring (see commit 4b4565fdd68f2fb1ab839ab409963a19201df1d4)
begin reference implementation of julia's types

for experimenting, debugging, and explaining
suggest running Pkg.update() in error message
shut off osx travis until bottles can be updated

ref https://github.com/staticfloat/homebrew-julia/issues/123
Merge pull request #8936 from tkelman/pkg-errormsg

suggest running Pkg.update() in error message
Improve documentation of middle with suggestion of @pao
Name atan2 arguments consistently 

Doing `methods(atan2)` reveals an inconsistency in the names of the arguments x and y. The documentation about atan2 says `atan2(y, x)`, but the names in the functions are inverted.
Changed argument names for atan2 in float16.jl
Merge pull request #8940 from gasagna/patch-1

Name atan2 arguments consistently
Merge pull request #8873 from remusao/master

Document middle (fix #8833)