Alex Hudek's -L for log-space search (+ suggest -L when seems beneficial)
Swap upper/lower bounds when inverted (with user warning)
-L fix: transform param back to real-space when showing to user
vw-hypersearch: better messages and option conflict resolution
make if/else's more readble by indentation
cluster/Makefile: COMPILER -> CXX and if/else indent
library/Makefile: indent make if/else's
library/ezexample.h: index casts to quiet clang++ -Wchar-subscripts warnings
Merge pull request #244 from arielf/master

Incorporate Alex Hudek's log-space hypersearch (new -L option) + other minor fixes