+(Target*) unstringify: (NSString*) str withConfigList: (NSArray*) configs {
NSArray* components = [str componentsSeparatedByString:@"~"];
NSParameterAssert([components count]);
+(Target*) unstringify: (NSString*) str withConfigList: (NSArray*) configs {
NSArray* components = [str componentsSeparatedByString:@"~"];
NSParameterAssert([components count]);