midway to add reconnect
reconnect is done. Not debugged yet.
Merge branch 'master' into dev-kun
fix some conflicts
delete some test code
in the middle of remove_interaction
add update remove_interaction
test1 for remove_interaction, fix some bugs
update the problem_report for pr-12 test1
Merge branch 'master' into test/pr-12
2nd test for remove_interaction, fix a bug in detail balance
update the problem_report for pr-12 test2
fix a bug in monte_carlo
improve frame.
Merge branch 'master' of https://github.com/kunyuan/DiagMC-time

Conflicts:
	program/DiagMC.f90
	program/monte_carlo.f90
in the middle of debugging reconnect
Merge branch 'master' into test/pr-13
fix a little thing.
1st test for reconnect, fix a bug in reconnect
Merge branch 'test/pr-13' to fix the bug in reconnect