T: OH: refactoring preferences

git-svn-id: https://openholdembot.googlecode.com/svn/trunk@3044 b0b9fd3a-3a3c-0410-a9aa-dfaef611493d
T: OH: small correction to last release

git-svn-id: https://openholdembot.googlecode.com/svn/trunk@3045 b0b9fd3a-3a3c-0410-a9aa-dfaef611493d
T: OH: improved IsInteger-function

git-svn-id: https://openholdembot.googlecode.com/svn/trunk@3046 b0b9fd3a-3a3c-0410-a9aa-dfaef611493d
T: OH: now creating logs-directory on startup if it does not exist

git-svn-id: https://openholdembot.googlecode.com/svn/trunk@3047 b0b9fd3a-3a3c-0410-a9aa-dfaef611493d
T: OH: RNotes

git-svn-id: https://openholdembot.googlecode.com/svn/trunk@3048 b0b9fd3a-3a3c-0410-a9aa-dfaef611493d
T: OPPL: OpenPPL_Library.ohf: adapt naming of "pt_r_"-symbol (OH 4.2.0+)

git-svn-id: https://openholdembot.googlecode.com/svn/trunk@3049 b0b9fd3a-3a3c-0410-a9aa-dfaef611493d
T: OH: fixing out-of-range-error after refactoring of preferences

git-svn-id: https://openholdembot.googlecode.com/svn/trunk@3050 b0b9fd3a-3a3c-0410-a9aa-dfaef611493d
T: OH: no longer showing the msgbox$-symbol while parsing the formula

git-svn-id: https://openholdembot.googlecode.com/svn/trunk@3051 b0b9fd3a-3a3c-0410-a9aa-dfaef611493d