Implement Boyer-Moore stringsearch
Implementiere memvec_t
Implementiere CompiletimeTest SysTypes
Adapt doc menu
Fix processcontext_t.initcount comment
Add TODO to pagecache_t
Rename inittemp -> inittempdeleted

Rename initcreatetemp_file -> inittemp_file

inittempdeleted_file creates a temporary file and deletes
it but keeps the file descriptor open.

inittemp_file creates a temporary file and returns the
path of the newly created file.
Rename memvec_DECLARE -> memvec_T

memvec_T(vecsize) is a template type which declares m generic type
compatible to memvec_t with an internal array size of vecsize.