Prevents crashes with the debugger. js_this can't be NULL
Clean up debugger server

 * Remove perpetual innner while loop
 * Macro to TRACE_DEBUGGER_SERVER
Use js_DumpStackFrame only #if DEBUG
Merge pull request #73 from folecr/master

Clean up JavaScript debugger server
info and clear
A function to parse the input string and return a command processor
Basic error handling and reporting of command processing.
break
command processing
clear
Separate out command processing into a separate textCommandProcessor object
Rearrange text for readability. No functional changes.
jsonResponder outputs responses in JSON to the debugger communication channel. Implement and call a responder when breakpoints are hit
Debugger messages include the name of the function that was called
Merge pull request #74 from folecr/jsdb_json_interface

JSON interface for the debugger and implement clearing of breakpoints
Machine readable messages for response from break
onStep and onBreakpoint output formatted JSON responses
Merge pull request #75 from folecr/jsdb

Debugger responses for onStep and onBreakpoint. Clean up other responses.
js_DumpStackFrame is not used
Changing default port number to 5086