exp/eval: delete binary

Mistakenly checked in.
Fixes #2058.

R=golang-dev, dsymonds
CC=golang-dev
https://golang.org/cl/4670057

diff --git a/src/pkg/exp/eval/eval b/src/pkg/exp/eval/eval
deleted file mode 100755 (executable)
index 20231f2..0000000
Binary files a/src/pkg/exp/eval/eval and /dev/null differ