Fix for issues #22, #21

Tentative fix for MacBooks that don’t see the Handoff settings in the
System Preferences (#22), and/or having Wi-Fi disconnection issues (#21)
version update
Updated compatibility list
v.1.0.2 beta 2

* Added a backup step of freshly patched drivers, potentially useful if
a future OS X update disables the patching method
* Fixed a bug that prevented Handoff to be enabled in the System
Preferences, even after a successful patch (#21)
* Removed the 13" MacBook Pro 2010 from the compatible list (#28 #29)
* Minor optimisations (#11)
Updated the readme
Updated the readme

typo
Improved backup reliability

* Added a prompt in case existing backups are found, asking whether to
overwrite the files or skip. Previous behaviour was to silently
overwrite.
Updated readme
Updated readme
Updated readme
Updated readme
Updated readme
Updated version 1.0.2
v.1.1.0 beta 1

* Fixed a bug that prevented Handoff to be enabled in the System
Preferences, even after a successful patch
([#21](https://github.com/dokterdok/Continuity-Activation-Tool/issues/21
),
[#22](https://github.com/dokterdok/Continuity-Activation-Tool/issues/22)
,
[#31](https://github.com/dokterdok/Continuity-Activation-Tool/issues/31)
)
* Added a backup step for freshly patched drivers, potentially useful
if a future OS X update disables the patching methods
([#16](https://github.com/dokterdok/Continuity-Activation-Tool/issues/16
))
* Added a prompt in case existing backups are found, asking whether to
overwrite the files or skip. Previous behaviour was to silently
overwrite.
* Removed the 13" MacBook Pro 2010 from the compatibility list
([#28](https://github.com/dokterdok/Continuity-Activation-Tool/issues/28
), pull
[#29](https://github.com/dokterdok/Continuity-Activation-Tool/pull/29))
* Minor optimisations
Update README.md
Update README.md
Update README.md
Update README.md
Merge branch 'master' into beta

Conflicts:
	Continuity Activation Tool.app/Contents/MacOS/contitool.sh
	README.md
Merged master into beta