unity plugin demo fixes
hasAmazonClasses() return true when classes exist
Merge pull request #79 from GrimReio/unity-plugin-demo-fixes

Unity plugin demo uses Options
flagEndAsync at IABHelper.launchPurchaseFlow() https://github.com/onepf/OpenIAB/pull/83
Merge pull request #84 from oorlov/openiab-pull-83

Missing flagEndAsync at IABHelper.launchPurchaseFlow() https://github.com/onepf/...
Proxy purchase activity. Plugin package renamed
Fix for #88 checkSetupDone throws either if startSetup() is failed or not started
Merge pull request #89 from GrimReio/unity-bug-77

#77 Unity: Proxy purchase activity. Plugin package renamed
setupResult for OpenIabHelper.dispose()
Merge pull request #90 from oorlov/88-openiab

#88 checkSetupDone throws either if startSetup() is failed or not started
unity plugin. iOS currency symbol
added checks for null
added proguard file example
added proguard file example
update for Samsung
Merge pull request #96 from oorlov/82-openiab

#82 added settings for proguard
#82 proguard at README.md
Merge pull request #95 from oorlov/check_mservice_for_null_branch

Fix for #81 Example 3: handle billing service can connect/disconnect unexpectedly
updated the proguard settings of TStore
added new proguard config https://github.com/onepf/OpenIAB/issues/82
Merge pull request #98 from oorlov/tstore_proguard_updated

#82 updated the proguard settings of TStore