composer: add System to psr-0 autoload section
Set permissions of phpseclib/Crypt/RC2.php to 644.
Remove HTML from BigInteger code example.
Introduce abstract class for functional tests.
Extract phpunit call to run-phpunit.sh
Add basic SSH2 functional test as an example.
Mark SSH2 Test as Incomplete on Travis PHP 5.3.3 and below for now.
Merge pull request #278 from bantu/functional-tests

Introduce functional tests (SSH2 as an example)

* bantu/functional-tests:
  Mark SSH2 Test as Incomplete on Travis PHP 5.3.3 and below for now.
  Add basic SSH2 functional test as an example.
  Extract phpunit call to run-phpunit.sh
  Introduce abstract class for functional tests.
Use call_user_func, as this will work on PHP < 5.4, whereas $callback() does not
Also replace this with call_user_func
typofixes - https://github.com/vlajos/misspell_fixer
Merge pull request #282 from vlajos/typofixes-20140305

typo fixes

* vlajos/typofixes-20140305:
  typofixes - https://github.com/vlajos/misspell_fixer
Tests for bug280.
Merge pull request #280 from nickygerritsen/master

Use call_user_func, as this will work on PHP < 5.4, whereas $callback() does not

* nickygerritsen/master:
  Also replace this with call_user_func
  Use call_user_func, as this will work on PHP < 5.4, whereas $callback() does not
Merge pull request #283 from bantu/tests-bug280

Tests for bug280 [use of $callback()]

* bantu/tests-bug280:
  Tests for bug280.
  Also replace this with call_user_func
  Use call_user_func, as this will work on PHP < 5.4, whereas $callback() does not