remove /*=NULL*/ comments

Command used:
    sed -r -i 's|/\*=NULL\*/||g' "$file"
Merge pull request #127 from toxeus/removeNullComment

Good job, next ;)
Added more negative tests to ot_test.opentxs
Make sure all commands and functions follow the same naming conventions
Merged command, category, and helptext maps into one
Simplified command list display logic
Removed some useless comments
Folded ot_opentxs_ot.cpp code into opentxs/main.cpp
Command line processor code does not belong in the API library
Remove old OtMeChai (Chai callbacks that are now C++ in OtMeCpp)
Added final set of negative tests to ot_test.opentxs
Fixed bugs in sendvoucher command
Fixed build after rebases:
OTData.hpp and StringUtils.hpp MUST #include <cinttypes>
 (otherwise uint32_t and others are unknown).
Removed old Chai from opentxs-script.