bump version to 0.8.1
bump version to 0.8.1


Former-commit-id: 20f7a88d5cdc46f78be4b1c0d43db62153bbf87b
Former-commit-id: c946a30822f8a5000f7661d5d2b046a186da2d18 [formerly 9dc18ebc63d48b2b50f346303ab2dac864958505] [formerly 4dac6c9fe6ed7a623b2fa88e39011d7532447c0f [formerly 0122d4266ac2c77110cd093b65a3e061a6725057]]
Former-commit-id: 7e27035c32cedc704979bba39a9fae5022e38f2f [formerly 7bf394bf075cc1b7382fd77ccfbac0b871695a93]
Former-commit-id: ebfa3a7c5a891b7c87d121b79acbdba8a669c618
PolyJIT/benchbuild,PolyJIT/benchbuild,PolyJIT/benchbuild,PolyJIT/benchbuild