merging back to trunk
merged DirichletPr branch to trunk
merged DirichletPr branch to trunk
Fix of slowdown (hanging) problem related to dirichlet moves
fix of freezing as a result of some rates sampled below minimal values
Fill in identity matrix or stationary matrix for extreme brl in TiProbs_HKY/JC/Fels/Res
Fill in identity matrix or stationary matrix for extreme brl in TiProbs_HKY/JC/Fels/Res
fix an error message display in UpdateClockRate()
Fixed picking-branch bug in move_extTBR & move_extSPR
change treeAgeExp to treeAgeUni
disable extSPR & extTBR for 4 taxa and fixed parsSPR bias
fix set up popsizepr=gamma
Corrected gcc 4.6 compile warnings in tree.c
fix beta prior calc in LogPrior
More prior distributions for calibrating clock trees
migrating changes in fossilpr branch to trunk
Fixed bug causing crash when checkpointing after redirect (set dir=<path>)
migrating changes in fossilpr branch to trunk
disabled some gcc-4.8 warnings
more accurate proposal ratio in ParsSPRClock