Changes to get it working with the current osx platform

Fix some nomenclature in the Plist and set some flags for static builds
mac build updates

uses home-brew instead of macports
uses static libs
set the defines before we call out to leveldb compile
make sure the leveldb script is executable
update the plist appropriately
use the correct MSG_NOSIGNAL value for Mac
update the app icons for mac including all the retina versions.
Revert 0163949..fc1a317

This rolls back to commit 016394940ff1e746f0716f3250c2b3b1a0c974df.
Fixed example address across entire project
Updates submitted from 1.4

All cosmetic
Check for weak RPC passwords.
Update README.md
Update README.md
Merge pull request #92 from orezpraw/rpc

Check for weak RPC passwords.
RPC security tweaks
Fix build_detect_platform permissions

build_detect_platform was missing the executable bit which caused make to fail.

Signed-off-by: Evan Anderson <evan1124@gmail.com>
Merge pull request #93 from linuxman94/master

Fix build_detect_platform permissions