0.12.0

• cleanup: consistent iOS method spacing in generated code (#148)
• cleanup: add references & links to generated build.gradle (see PR #152)
• cleanup: move imports in generated android/build.gradle (see PR #141)
• chore: Bump execa from 2.0.4 to 3.3.0 (#180)
• cleanup: move constants in generated android/build.gradle (#140)
• cleanup: remove trailing tabs from generated podspec file (#146)
• cleanup: replace --use-cocoapods with 2 options (#167)
• make tvOS support optional (#126)
• doc fixes for tvOS platform fork (quick fixes) (#186)
• doc: Manual installation gone in generated README.md (#169)
• chore: Bump commander from 3.0.1 to 3.0.2
• lint: Bump eslint from 6.4.0 to 6.6.0
• testing: update stryker.conf.js to include templates (#170)