fix title and logo text

Author: kulgavy

src/components/Header/HeaderView.js

@@ -104,7 +104,7 @@ const Header = ({ classes, isSidebarOpened, toggleSidebar, ...props }) => (
           />
         )}
       </IconButton>
-      <Typography className={classes.logotype}>Material Dashboard</Typography>
+      <Typography variant="h6" weight="medium" className={classes.logotype}>Material Dashboard</Typography>
       <div className={classes.grow} />
       <div
         className={classNames(classes.search, {

src/components/PageTitle/PageTitle.js

@@ -3,7 +3,7 @@ import { Button, Typography, withStyles } from "@material-ui/core";
 
 const PageTitle = ({ classes, ...props }) => (
   <div className={classes.pageTitleContainer}>
-    <Typography className={classes.typo} variant="h4">
+    <Typography className={classes.typo} variant="h2">
       {props.title}
     </Typography>
     {props.button && (