fixed linker issue for comp_tab to be declared. Changed cutIntoKmers to get a const char *
Beginning of the de Bruijn graph code
add new function to test if the whole read is in lowest lexicographical form
Added in new iterator to get the reads from a repeat in one step
created new versions of addString and getToken that take const char *
added in toJSON function
add in Graph.cpp into the build system
added in graph code to main loop
changed default word size to 8