Fixes a crash/memory read error with the tests/array_map-php55.phpt test.

Would only really show up with USE_ZEND_ALLOC=0 and valgrind.
Merge branch 'xdebug_2_2'
Merged pull request #124
Refactor tracing in preparation for another uber cool tracing handler.
Misc test case fixes and memory issues.

Already part of Xdebug proper too, but needed it in here to be able to proceed.
ZTS issues and test fixes
Merge branch 'triceratops-refactor'
Updated bundled xdebug.ini file with new settings.
Fixed issue #1057: Removed trailing whitespace.
Merged pull request #125
Fixed the tracefile analyser as the format version had been bumbed.
Merge branch 'xdebug_2_2'
Merged pull request #127
Fixed issue #1084: Added support for extended classes and exception codes for exception breakpoints.
Merged pull request #128
Go with 2.2.6.
Back to -dev.
Merge branch 'xdebug_2_2'
Fixed ZTS build :-(
Back to 2.2.6, so we can try this again.