v0.50 to v0.51
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     * Little Bug removed : When you assign the wrong path
       in the Config file Telcost would go in a loop and you
       had to restart your computer.

v0.51 to v0.52
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     * All the calls after a local call where also considered
       as local calls. (Bug reported by Gilbert Vanthournout)

v0.52 to v0.53
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     * Changed the badcall detection. Should now work for every
       kind of bad connections.

v0.53 to v0.99
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     * The program is now been writen in Turbo Pascal instead of ASIC.

v0.99 to v1.00
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     * Added extra Sunday's config.