Merge pull request #1 from alexmedearis/master

Update SDK to 0.4.37
Fix quickstart link in readme
Add targeting instructions to change log
Update SDK to 0.4.41
Update SDK to 0.4.42
Update SDK to 0.4.42
Merge pull request #2 from optimizely/0.4.41

Update SDK to 0.4.42
Update SDK to 0.5.44
Update SDK to 0.5.44
Update Podspec to 0.5.44
Merge pull request #3 from optimizely/optimizely/0.5.44

Optimizely/0.5.44
Update change log to 0.5.44
Merge pull request #4 from optimizely/optimizely/0.5.44

Update change log to 0.5.44
Update change log
Update SDK to 0.5.45
Merge pull request #5 from optimizely/optimizely/0.5.45

Update SDK to 0.5.45