[#68421382] Renamed schemes

Removed is_octest_deprecated? check
(which is only used for Xcode 4 to 5 support).
[#80309266] Added rake task to set the Cedar version.

The task updates CDRVersion.h and the Info.plist
Fixed install script to correctly find the latest tag
Removed extern
Merge pull request #280 from jeffh/install-script-fix

Fixed install script to correctly find the latest tag.
Merge pull request #277 from jeffh/renamed-tests

[#68421382] Renamed schemes
[#78693448] Removed type coercing for NSNumber, NSDecimal, NSDecimalNumber, floats and ints for equality
[#78693448] Removed type coercing for NSNumber, NSDecimal, NSDecimalNumber, floats and ints for be_gte, be_gt, be_lt, be_lte
[#78693448] Removed type coercing for NSNumber, NSDecimal, NSDecimalNumber, floats and ints for be_close_to
Merge pull request #279 from jeffh/set_version

[#80309266] Added rake task to set the Cedar version.
Added rake task to automate setting of versions
Changes Rakefile to use iPhone 5s as default device (Xcode 6+)
Updates Rakefile to play more nicely with latest ios-sim
Xcode project housekeeping
Merge pull request #283 from jeffh/no-leniency-for-numerics

No leniency for numerics in matchers
Merge pull request #287 from pivotal/Xcode6.1-Rakefile-fixes

Xcode6.1 rakefile fixes
[#77214526, #253] Added CoreGraphics Geometry Comparators for OS X
Move CoreGraphics import to spec-only.