Add new built-in function chgprop
Add alias list for getprop and default for chgprop if pcDef=="flam"

hidden hardcoded feature for flam4.exe of FL5
Use HOMEDIR as default place for config and property files
Review CLEP docu
add feature to print only defined properties
fix man pages
fix bad array length checks
max length of internal array is useless for user
fix error messages
code optimization
Search config file first in working dir if environment variable not defined
forgot to update CLE version
Merge branch 'master' of 192.168.85.201:FLAMCLEP
Few adjustments after code review
fix segfault, incorrect pointer was passed as trace file on error handling
small grammar fix
Correct fix for pfHlp error handling
Activate new property file only if required
Increase tabcount from 128 to 256
Simplify entry of suplement strings in chgprop and add delete of properties