include output in examples

examples/incr/convey.output

@@ -0,0 +1,8 @@
+.
+1 total assertion
+
+..
+3 total assertions
+
+PASS
+ok  	github.com/jordanorelli/tea/examples/incr	0.002s

examples/incr/run-all

@@ -0,0 +1,5 @@
+#!/usr/bin/env bash
+
+go test 2>&1 | tee tea.output
+go test -tags std 2>&1 | tee std.output
+go test -tags convey 2>&1 | tee convey.output

examples/incr/std.output

@@ -0,0 +1,6 @@
+--- FAIL: TestTwice (0.00s)
+    --- FAIL: TestTwice/increment#01 (0.00s)
+        std_test.go:34: expected x to be 2, is 3 instead
+FAIL
+exit status 1
+FAIL	github.com/jordanorelli/tea/examples/incr	0.001s

examples/incr/tea.output

@@ -0,0 +1,2 @@
+PASS
+ok  	github.com/jordanorelli/tea/examples/incr	0.001s