fix double free in sketch tool
Merge pull request #339 from satta/sketch_seqid_fix

fix double free in sketch tool
do not 'clean' splint and scan-build targets

remove obj folder only if cleanup is called. this prevents splint and
scan-build to rerun every time make clean was used.
remove amalgamation.c on clean
typo
warn future changes
cosmetics
add base id analysis
use logger vor information about desc
store IDs write/read them to/from file
add verbose output
fix logical error and error messages
change debug and verbose output on read