update to Swift 3 syntax

.gitignore

@@ -0,0 +1,79 @@
+## https://github.com/github/gitignore
+
+## OS X
+.DS_Store
+
+## Build generated
+build/
+DerivedData
+
+## Various Xcode settings
+*.pbxuser
+!default.pbxuser
+*.mode1v3
+!default.mode1v3
+*.mode2v3
+!default.mode2v3
+*.perspectivev3
+!default.perspectivev3
+xcuserdata
+
+## Xcode other
+*.xccheckout
+*.moved-aside
+*.xcuserstate
+*.xcscmblueprint
+
+
+## Obj-C/Swift specific
+*.hmap
+*.ipa
+
+
+# CocoaPods
+#
+# We recommend against adding the Pods directory to your .gitignore. However
+# you should judge for yourself, the pros and cons are mentioned at:
+# https://guides.cocoapods.org/using/using-cocoapods.html#should-i-check-the-pods-directory-into-source-control
+#
+Pods/
+
+
+# Carthage
+#
+# Add this line if you want to avoid checking in source code from Carthage dependencies.
+Carthage/Checkouts
+Carthage/Build
+
+
+# fastlane
+#
+# It is recommended to not store the screenshots in the git repo. Instead, use fastlane to re-generate the
+# screenshots whenever they are needed.
+# For more information about the recommended setup visit:
+# https://github.com/fastlane/fastlane/blob/master/docs/Gitignore.md
+fastlane/report.xml
+fastlane/screenshots
+
+
+# Other temporary files
+*.o
+*.lo
+*.la
+*.al
+#*#
+.*.rej
+*.rej
+.*~
+*~
+.#*
+*~.nib
+.xvpics
+.libs
+*.so
+*.so.[0-9]*
+*.pyc
+*.pyo
+*.tmp
+*.save
+.*.swp

.swift-version

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+3.0