Made library work as pod.

.gitignore

@@ -1,4 +1,7 @@
+# macOS
 .DS_Store
+
+# Xcode
 /.build
 /Packages
 xcuserdata/
@@ -7,3 +10,34 @@ DerivedData/
 .swiftpm/xcode/package.xcworkspace/contents.xcworkspacedata
 .netrc
 .idea
+
+*.pbxuser
+!default.pbxuser
+*.mode1v3
+!default.mode1v3
+*.mode2v3
+!default.mode2v3
+*.perspectivev3
+!default.perspectivev3
+*.xccheckout
+*.moved-aside
+DerivedData
+*.hmap
+*.ipa
+
+# Bundler
+.bundle
+
+# Add this line if you want to avoid checking in source code from Carthage dependencies.
+# Carthage/Checkouts
+
+Carthage/Build
+
+# 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-ignore-the-pods-directory-in-source-control
+#
+# Note: if you ignore the Pods directory, make sure to uncomment
+# `pod install` in .travis.yml
+#
+# Pods/

.travis.yml

@@ -0,0 +1,14 @@
+# references:
+# * https://www.objc.io/issues/6-build-tools/travis-ci/
+# * https://github.com/supermarin/xcpretty#usage
+
+osx_image: xcode7.3
+language: objective-c
+# cache: cocoapods
+# podfile: Example/Podfile
+# before_install:
+# - gem install cocoapods # Since Travis is not always on latest version
+# - pod install --project-directory=Example
+script:
+- set -o pipefail && xcodebuild test -enableCodeCoverage YES -workspace Example/rapidsnark.xcworkspace -scheme rapidsnark-Example -sdk iphonesimulator9.3 ONLY_ACTIVE_ARCH=NO | xcpretty
+- pod lib lint

Example/Podfile

@@ -0,0 +1,13 @@
+use_frameworks!
+
+platform :ios, '12.0'
+
+target 'rapidsnark_Example' do
+  pod 'rapidsnark', :path => '../'
+
+  target 'rapidsnark_Tests' do
+    inherit! :search_paths
+
+
+  end
+end

Example/Podfile.lock

@@ -0,0 +1,20 @@
+PODS:
+  - rapidsnark (0.1.0):
+    - rapidsnark/rapidsnark (= 0.1.0)
+  - rapidsnark/C (0.1.0)
+  - rapidsnark/rapidsnark (0.1.0):
+    - rapidsnark/C
+
+DEPENDENCIES:
+  - rapidsnark (from `../`)
+
+EXTERNAL SOURCES:
+  rapidsnark:
+    :path: "../"
+
+SPEC CHECKSUMS:
+  rapidsnark: d4c41badf1fa4e1ca5a99aa2161b2b26631fdeb2
+
+PODFILE CHECKSUM: 96331fd92ed9651d0ec43feadad116a15c20e7c7
+
+COCOAPODS: 1.15.2