JTVProg v0.3r4

Changes:
 + add passing channel feature: user can pass some absent channels and release incomplete
   tv program;
 - some old code cleanup;
JTVProg v0.3r4 (changelog added)

Changes:
 + add passing channel feature: user can pass some absent channels and release incomplete
   tv program;
 - some old code cleanup;
JTVProg v0.3r5

Changes:
 * update help information;

Fixes:
 X one more fix for previous button in input list;