fix typo, add Troubleshooting, simplified install

... html ui, replace *.git repos url to https:// repos
add libtool

fix #108
Added check for lboost_chrono
Correcting autotools.sh to autotool.sh

The docs say ./autotools.sh but the file is named autotool.sh
Merge pull request #107 from iShift/patch-1

fix typo, add Troubleshooting, simplified install
Merge pull request #109 from iShift/patch-2

add libtool
Merge pull request #118 from ezrafree/patch-1

Correcting autotools.sh to autotool.sh
Merge pull request #115 from ddorian1/boost_chrono

Add check for lboost_chrono to configure.ac (also tested without boost_chrono)
checkpoints + soft checkpoint update
Libtorrent requires Boost 1.44
Merge pull request #123 from toyg/fix_boost_version

Libtorrent requires Boost 1.44
fix GetNextInMainChain (thanks Pieter Wuille for suggesting this)