Minor changes to version, man pages

Add conficts: iotop (<= 0.6-24-g733f3f8-1) because it does not support alternatives

Version 1.4 - changes for debian packaging

v1.4

bump release version to 1.4

Security fixes and optimizations

• handle long command lines
• remove couple of OOB
• add a missing check for OOM
• avoid leaking open fd after parse error
• process only the visible part of long command lines in curses mode

Prepare for building Debian package

Prepare for building Debian package
Fix some bugs:

• found by static analyses tools - setting process group renice
• 32bit build
• security problem in case command line of a process is longer than the internal buffer

iotop 1.1

v1.1

Prepare to release