internal reader

whitout autospeed mhz will be taken for clockspeed.
Increased back worketu by 20 % seemed to work after all

git-svn-id: http://streamboard.de.vu/svn/oscam/trunk@9926 4b0bc96b-bc66-0410-9d44-ebda105a78c1
fix, because using uninitialized may cause the compiler 
doing nondeterministic / funky things when it optimizes the code.

git-svn-id: http://streamboard.de.vu/svn/oscam/trunk@9927 4b0bc96b-bc66-0410-9d44-ebda105a78c1
There is a buffer overflow in function cs_log_int() from oscam-log.c.
These two memcpy lines overflow log_txt when reading it:

git-svn-id: http://streamboard.de.vu/svn/oscam/trunk@9928 4b0bc96b-bc66-0410-9d44-ebda105a78c1