improvements suggested by martin

.gitlab-ci.yml

@@ -11,21 +11,15 @@ stages:
 
 build:
   stage: build
-  tags:
-    - dockered
   artifacts:
+    when: always
     paths:
-      - $FILEDIR/$FILENAME.pdf
-      - $FILEDIR/build_$FILENAME.log
-  script:
-    - cd "$FILEDIR"
-    - latexmk -pdf "$FILENAME.tex" 2>&1 | tee build_"$FILENAME".log
-    - 'grep -v "LaTeX Warning: There were undefined references." build_"$FILENAME".log'
+      - thesis.pdf
+      - thesis.log
+  script: make
 
 diff:
   stage: diff
-  tags:
-    - dockered
   artifacts:
     paths:
       - $FILEDIR/difftag_$FILENAME.pdf