Spelling corrections (#2606)

Spelling corrections v1.x

README.md

@@ -375,7 +375,7 @@ $ ./example
 #### Log file open/close event handlers
 ```c++
 // You can get callbacks from spdlog before/after log file has been opened or closed. 
-// This is useful for cleanup procedures or for adding someting the start/end of the log files.
+// This is useful for cleanup procedures or for adding something the start/end of the log files.
 void file_events_example()
 {
     // pass the spdlog::file_event_handlers to file sinks for open/close log file notifications

include/spdlog/details/tcp_client.h

@@ -111,7 +111,7 @@ public:
 #endif
 
 #if !defined(SO_NOSIGPIPE) && !defined(MSG_NOSIGNAL)
-#    error "tcp_sink would raise SIGPIPE since niether SO_NOSIGPIPE nor MSG_NOSIGNAL are available"
+#    error "tcp_sink would raise SIGPIPE since neither SO_NOSIGPIPE nor MSG_NOSIGNAL are available"
 #endif
     }
 

include/spdlog/sinks/android_sink.h

@@ -74,7 +74,7 @@ protected:
 
 private:
     // There might be liblog versions used, that do not support __android_log_buf_write. So we only compile and link against
-    // __android_log_buf_write, if user explicitely provides a non-default log buffer. Otherwise, when using the default log buffer, always
+    // __android_log_buf_write, if user explicitly provides a non-default log buffer. Otherwise, when using the default log buffer, always
     // log via __android_log_write.
     template<int ID = BufferID>
     typename std::enable_if<ID == static_cast<int>(log_id::LOG_ID_MAIN), int>::type android_log(int prio, const char *tag, const char *text)
@@ -139,4 +139,4 @@ inline std::shared_ptr<logger> android_logger_st(const std::string &logger_name,
 
 } // namespace spdlog
 
-#endif // __ANDROID__
+#endif // __ANDROID__