Merge pull request #6 from eddyb/master

r_io/sections: new test for glued sections (that point to fragments of the original binary).
Some more fixed test cases
Fix search test
Fix cmd_write test
Some minor syntax changes..
More fixes
Bug fixes
Fix cmd_anal_fcn tests
Add two more tests for internal grep
Add support for directories (simpler test scripts)
Better output when running tests, port sections and seek tests
Add #83 test case
Fix bisect.sh and move cmd_hash into t/hash
cmd_search is now splitted over several test files