fix login call for multiple accounts
fix login call for multiple accounts

see #43

amirshaikh49/owncloud,mhtranbn/owncloud,Fmstrat/owncloud,lahmizzar/owncloud,mhtranbn/owncloud,mhtranbn/owncloud,Fmstrat/owncloud,Fmstrat/owncloud,amirshaikh49/owncloud,amirshaikh49/owncloud,mhtranbn/owncloud,mhtranbn/owncloud,lahmizzar/owncloud,lahmizzar/owncloud,Fmstrat/owncloud,hypery2k/owncloud,hypery2k/owncloud,lahmizzar/owncloud,Fmstrat/owncloud,amirshaikh49/owncloud,lahmizzar/owncloud,lahmizzar/owncloud,Fmstrat/owncloud,amirshaikh49/owncloud,hypery2k/owncloud,hypery2k/owncloud,amirshaikh49/owncloud,hypery2k/owncloud,hypery2k/owncloud,mhtranbn/owncloud