fix mapslices for matrices of other types than numbers.
	modified:   base/abstractarray.jl
more tests for mapslices
	modified:   test/arrayops.jl
fix 32-bit integer overflow
	modified:   base/test.jl
make sure juliarc is loaded before scripts. close #5076
Merge branch 'master' of github.com:JuliaLang/julia
removed Base.randsym, which is undefined.
Merge pull request #5542 from astrieanna/rm_randsym

Removed Base.randsym, which is undefined.
Fix linear algebra documentation

- Revert change in documentation about use of BunchKaufman in \ (#4638)
- Document return type of sqrtm (Closes #4006)
Provides isposdef of a eigendecomposition

- also make `GeneralizedEigen` a subtype of `Factorization`
- also export `GeneralizedEigen`
Consolidate Hermitian and Symmetric routines

- Reimplement expm and sqrtm (ref #4006)
improve type error for mismatched type parameters. fixes #5530
Merge branch 'master' of github.com:JuliaLang/julia
throw a DomainError for cmp on unordered floats. ref #5290
Merge pull request #5529 from mschauer/mapslices2

Mapslices to accept non-Number, non-AbstractArray functions
Merge pull request #5534 from mschauer/test32

Avoid 32-bit possible integer overflow in test.jl.
improve windows tests
Provide sqrtm of Triangular matrices (ref #4006)
Manual: more differences between Julia and Matlab
Manual: fix formatting problems in previous commit
windows: use semver'd install dir (fixes #5541)