Fixes #102. The "ideal" behavior might be to ignore buttons other than the one being used for the action, but this is super-simple and still seems reasonable.
SPM222UZLPKPMWK34K4ZVIJVKI3ZZZFAQ74IANEXX36OE3Y5ZFQAC
6V3JKJZJ7KBS5I3Q266ZCRJYVO56ZQKLJL4EOHN6XC222CZFXCDQC
O5JVMDEEKP334BAYMJ6HHXROW4X4WC24JHCYZTKJRQE5UGYXV7YQC
7B74AT3BXYB7PVW4F6SGQNPMHOU5TEV5TZ54CG6VSQI46XSEKWXQC
IWYHVSLDXIRLG2CZRN46XQFZKBRXCKKD6ME24XC5KFZRDOBGBTQQC
46MQCVOAPLYAM3HMYFA7E2B6IXSXO2Z57JNBORUBRL6P2GXADSPQC
IM5D7DQINVNZPB6MV4Q5TWZU23YM7QMWNCCZNTF4SBBEESV3S2PAC
D425ND7AT3F7QJ3CCSESMVDOC3J5C5P32M5SJDBHECZJXLHNQ2FAC