Add support for STRINGP function
Add support for SUBLIS function, including tests
sublis: take sanity check out of recursive function
Change Ecmalisp to JSCL in comment.
Add test for string<
Add test for string< and get it to fail

dummy string< created for test failure.
Implemented string<

boot.lisp: implemented char-code
string.lisp: implemented string<
strings.lisp: added tests. The added tests pass.
Implemented string<

boot.lisp: implemented char<
string.lisp: implemented string<
strings.lisp: added tests. The added tests pass.
Merge branch 'experimental' of github.com:samebchase/jscl into experimental
Add ignore for emacs auto-save files
Add string< to toplevel
Add test for (string< "aaa" "aaaaa")

Updated implementation of string< so that the above test passes.
Merge pull request #93 from abeaumont/master

Add SUBLIS support with tests (and STRINGP as a dependency)
TIME macro
Simple TRACE utility
Complete SUBST support with :test-not keyword parameter, error checking and tests
Add COMPLEMENT function definition, including tests.
Add SATISFIES-TEST-P utility function, to be used by functions with key, test
and test-not keyword arguments.
Modify SUBST to:
* use satisfies-test-p to check if tree items satisfy the test
* return the same (sub)tree if no substitution has been done. Implementation
  dependent test is changed accordingly.
Remove unneeded whitespace