Clean up some OpenCensus mentions in exporters

src/OpenTelemetry.Exporter.ApplicationInsights/ApplicationInsightsExporter.cs

@@ -25,7 +25,7 @@ namespace OpenTelemetry.Exporter.ApplicationInsights
     using OpenTelemetry.Trace.Export;
 
     /// <summary>
-    /// Exporter of Open Census traces and metrics to Azure Application Insights.
+    /// Exporter of OpenTelemetry spans and metrics to Azure Application Insights.
     /// </summary>
     public class ApplicationInsightsExporter
     {
@@ -47,7 +47,7 @@ public class ApplicationInsightsExporter
 
         /// <summary>
         /// Initializes a new instance of the <see cref="ApplicationInsightsExporter"/> class.
-        /// This exporter allows to send Open Census data to Azure Application Insights.
+        /// This exporter allows to send OpenTelemetry data to Azure Application Insights.
         /// </summary>
         /// <param name="exporter">Exporter to get traces and metrics from.</param>
         /// <param name="viewManager">View manager to get stats from.</param>

src/OpenTelemetry.Exporter.Zipkin/Implementation/TraceExporterHandler.cs

@@ -34,8 +34,8 @@ internal class TraceExporterHandler : IHandler
         private const long NanosPerMillisecond = 1000 * 1000;
         private const long NanosPerSecond = NanosPerMillisecond * MillisPerSecond;
 
-        private static readonly string StatusCode = "census.status_code";
-        private static readonly string StatusDescription = "census.status_description";
+        private static readonly string StatusCode = "ot.status_code";
+        private static readonly string StatusDescription = "ot.status_description";
 
         private readonly ZipkinTraceExporterOptions options;
         private readonly ZipkinEndpoint localEndpoint;

src/OpenTelemetry.Exporter.Zipkin/ZipkinTraceExporter.cs

@@ -21,7 +21,7 @@ namespace OpenTelemetry.Exporter.Zipkin
     using OpenTelemetry.Trace.Export;
 
     /// <summary>
-    /// Exporter of Open Census traces to Zipkin.
+    /// Exporter of OpenTelemetry spans to Zipkin.
     /// </summary>
     public class ZipkinTraceExporter
     {
@@ -39,7 +39,7 @@ public class ZipkinTraceExporter
 
         /// <summary>
         /// Initializes a new instance of the <see cref="ZipkinTraceExporter"/> class.
-        /// This exporter sends Open Census traces to Zipkin.
+        /// This exporter sends OpenTelemetry spans to Zipkin.
         /// </summary>
         /// <param name="options">Zipkin exporter configuration options.</param>
         /// <param name="exporter">Exporter to get traces from.</param>

src/OpenTelemetry.Exporter.Zipkin/ZipkinTraceExporterOptions.cs

@@ -37,7 +37,7 @@ public sealed class ZipkinTraceExporterOptions
         /// <summary>
         /// Gets or sets the name of the service reporting telemetry.
         /// </summary>
-        public string ServiceName { get; set; } = "Open Census Exporter";
+        public string ServiceName { get; set; } = "Open Telemetry Exporter";
 
         /// <summary>
         /// Gets or sets a value indicating whether short trace id should be used.