Type casting reference matrix fixed.
FEAT: added internal remove-char function for string datatype.
FIX: minor code improvement in insert-char function.
FIX: issue #745 (PRINT can't output unicode string on Windows XP)
Merge pull request #746 from qtxie/issue-745

FIX: issue #745 (PRINT can't output unicode string on Windows XP)
TESTS: Make call/shell test POSIX only
TESTS: Corrected call-test example
FIX: Closed stdout returned a process error
FIX: issue #710 (large and not so large number math return unexpected results)

Only output an syntax error now.
FIX: Call unix stdout-err redirected to /dev/null
Merge pull request #753 from be-red/call

Call, changed exit code, redirections
TESTS: reformatted runtime/unicode-test.reds
FIX: issue #757 (Red runtime lexer can't handle "^(xxxx)")
Merge pull request #758 from qtxie/issue757-2

FIX: issue #757 (Red runtime lexer can't handle "^(xxxx)")
TESTS: Added test that code points above 255 are printed to tests/source/compiler/print-test.r
FIX: #755 (inconsistency documentation about runing Red/System code)
Merge branch 'master' of github.com:red/red
Update README.md

Synchronized the repository to add remark on compiling te console and a contribution section.
FIX: Can't capture console output on Windows
FEAT: Replace `load/all with `lexer/process for Red/System

Now the Red lexer support Red/System, so comment some unsuitable tests.
FIX: flush all stream to avoid disordered output