Revert "Big Nerd Ranch Day 1 - In Class Exercises"

This reverts commit 9e998a5b38a601279eb31a0b7da86fdb114f6ecf.

Conflicts:
	.DS_Store
	13 - Objects/TimeAfterTime/TimeAfterTime.xcodeproj/project.pbxproj
	13 -
Objects/TimeAfterTime/TimeAfterTime.xcodeproj/project.xcworkspace/conten
ts.xcworkspacedata
	13 -
Objects/TimeAfterTime/TimeAfterTime.xcodeproj/xcuserdata/teech.xcuserdat
ad/xcschemes/TimeAfterTime.xcscheme
	13 -
Objects/TimeAfterTime/TimeAfterTime.xcodeproj/xcuserdata/teech.xcuserdat
ad/xcschemes/xcschememanagement.plist
	13 - Objects/TimeAfterTime/TimeAfterTime/TimeAfterTime-Prefix.pch
	13 - Objects/TimeAfterTime/TimeAfterTime/TimeAfterTime.1
	14 - More
Messages/TimeAfterTime/TimeAfterTime.xcodeproj/project.pbxproj
	14 - More
Messages/TimeAfterTime/TimeAfterTime.xcodeproj/project.xcworkspace/conte
nts.xcworkspacedata
	14 - More
Messages/TimeAfterTime/TimeAfterTime.xcodeproj/xcuserdata/teech.xcuserda
tad/xcschemes/TimeAfterTime.xcscheme
	14 - More
Messages/TimeAfterTime/TimeAfterTime.xcodeproj/xcuserdata/teech.xcuserda
tad/xcschemes/xcschememanagement.plist
	14 - More Messages/TimeAfterTime/TimeAfterTime/TimeAfterTime-Prefix.pch
	14 - More Messages/TimeAfterTime/TimeAfterTime/TimeAfterTime.1
	15 - Objects and Memory /TimesTwo/TimesTwo.xcodeproj/project.pbxproj
	15 - Objects and Memory
/TimesTwo/TimesTwo.xcodeproj/project.xcworkspace/contents.xcworkspacedat
a
	15 - Objects and Memory
/TimesTwo/TimesTwo.xcodeproj/xcuserdata/teech.xcuserdatad/xcschemes/Time
sTwo.xcscheme
	15 - Objects and Memory
/TimesTwo/TimesTwo.xcodeproj/xcuserdata/teech.xcuserdatad/xcschemes/xcsc
hememanagement.plist
	15 - Objects and Memory /TimesTwo/TimesTwo/TimesTwo-Prefix.pch
	15 - Objects and Memory /TimesTwo/TimesTwo/TimesTwo.1
	16 - NSString/NSString/NSString.xcodeproj/project.pbxproj
	16 - NSString/NSString/NSString/NSString-Prefix.pch
	17 - NSArray/DateList/DateList.xcodeproj/project.pbxproj
	17 -
NSArray/DateList/DateList.xcodeproj/project.xcworkspace/contents.xcworks
pacedata
	17 -
NSArray/DateList/DateList.xcodeproj/xcuserdata/teech.xcuserdatad/xcschem
es/DateList.xcscheme
	17 -
NSArray/DateList/DateList.xcodeproj/xcuserdata/teech.xcuserdatad/xcschem
es/xcschememanagement.plist
	17 - NSArray/DateList/DateList/DateList-Prefix.pch
	17 - NSArray/DateList/DateList/DateList.1
	19 - Your First
Class/BMITime/BMITime.xcodeproj/project.xcworkspace/contents.xcworkspace
data
	19 - Your First
Class/BMITime/BMITime.xcodeproj/project.xcworkspace/xcuserdata/teech.xcu
serdatad/UserInterfaceState.xcuserstate
	19 - Your First
Class/BMITime/BMITime.xcodeproj/xcuserdata/teech.xcuserdatad/xcschemes/B
MITime.xcscheme
	19 - Your First Class/BMITime/BMITime/BMITime-Prefix.pch
	19 - Your First Class/BMITime/BMITime/BMITime.1
	19 - Your First
Class/BMITimeProperties/BMITime.xcodeproj/project.pbxproj
	19 - Your First
Class/BMITimeProperties/BMITime.xcodeproj/project.xcworkspace/contents.x
cworkspacedata
	19 - Your First
Class/BMITimeProperties/BMITime.xcodeproj/xcuserdata/teech.xcuserdatad/x
cschemes/BMITime.xcscheme
	19 - Your First
Class/BMITimeProperties/BMITime.xcodeproj/xcuserdata/teech.xcuserdatad/x
cschemes/xcschememanagement.plist
	19 - Your First Class/BMITimeProperties/BMITime/BMITime-Prefix.pch
	20 - Inheritance/.DS_Store
	20 - Inheritance/BMITime/.DS_Store
	20 - Inheritance/BMITime/BMITime.xcodeproj/project.pbxproj
	20 -
Inheritance/BMITime/BMITime.xcodeproj/xcuserdata/teech.xcuserdatad/xcsch
emes/BMITime.xcscheme
	20 - Inheritance/BMITime/BMITime/BMITime.1
	20 - Inheritance/BMITime/BMITime/BNREmployee.h
	20 - Inheritance/BMITime/BMITime/BNREmployee.m
	20 - Inheritance/BMITime/BMITime/BNRPerson.h
	20 - Inheritance/BMITime/BMITime/BNRPerson.m
	20 - Inheritance/BMITime/BMITime/main.m
	21 - Object Instance
Variables/BMITime/BMITime.xcodeproj/project.pbxproj
	21 - Object Instance
Variables/BMITime/BMITime.xcodeproj/xcuserdata/jeffliu.xcuserdatad/xcsch
emes/xcschememanagement.plist
	21 - Object Instance
Variables/BMITime/BMITime.xcodeproj/xcuserdata/teech.xcuserdatad/xcschem
es/xcschememanagement.plist
	21 - Object Instance Variables/BMITime/BMITime/BMITime-Prefix.pch
	21 - Object Instance Variables/BMITime/BMITime/BMITime.1
	21 - Object Instance Variables/BMITime/BMITime/BNRAsset.h
	21 - Object Instance Variables/BMITime/BMITime/BNRAsset.m