Fixed some typos in README.md `cdntral` -> `central` `conmcrete` -> `concrete`
Fixed some typos in README.md
`cdntral` -> `central`
`conmcrete` -> `concrete`

Jam71/mockito,terebesirobert/mockito,rototor/mockito,Jazzepi/mockito,GeeChao/mockito,alberskib/mockito,smarkwell/mockito,diboy2/mockito,mockito/mockito,stefanbirkner/mockito,icefoggy/mockito,hansjoachim/mockito,bric3/mockito,huangyingw/mockito,bric3/mockito,bric3/mockito,mkordas/mockito,Ariel-Isaacm/mockito,smarkwell/mockito,alberskib/mockito,Jazzepi/mockito,icefoggy/mockito,MuShiiii/mockito,mkordas/mockito,Ariel-Isaacm/mockito,stefanbirkner/mockito,mohanaraosv/mockito,geoffschoeman/mockito,mohanaraosv/mockito,zorosteven/mockito,LilaQin/mockito,windofthesky/mockito,TimvdLippe/mockito,windofthesky/mockito,lukasz-szewc/mockito,ignaciotcrespo/mockito,rototor/mockito,Jam71/mockito,ze-pequeno/mockito,mbrukman/mockito,ignaciotcrespo/mockito,diboy2/mockito,hansjoachim/mockito,mbrukman/mockito,JeremybellEU/mockito,LilaQin/mockito,ze-pequeno/mockito,MuShiiii/mockito,geoffschoeman/mockito,mockito/mockito,GeeChao/mockito,zorosteven/mockito,lukasz-szewc/mockito,TimvdLippe/mockito,JeremybellEU/mockito,mockito/mockito