Fixes#126

matthewelwell merged 9 commits intoFlagsmith:mainFlagsmith/flagsmith-dotnet-client:mainfrom

mjwills-k:fix/url-encoding-of-identifies-and-threading-issue-for-cachemjwills-k/flagsmith-dotnet-client:fix/url-encoding-of-identifies-and-threading-issue-for-cacheCopy head branch name to clipboard