Display memory in bytes instead of MB for consistency

- Changed output to show bytes instead of MB
- Updated header to show 'Minne (bytes)'
- Better for comparing memory usage across all languages
- Memory data already collected in bytes from ps command

timelines/PHP/run_1.tsv

@@ -1,6 +1,15 @@
-8 2064384 0
-30 2080768 0
-52 2080768 0
-74 2080768 0
-95 2080768 0
-118 2080768 0
+8 2015232 0
+19 2080768 0
+31 2080768 0
+42 2080768 0
+53 2080768 0
+65 2080768 0
+76 2080768 0
+88 2080768 0
+100 2080768 0
+111 2080768 0
+122 2080768 0
+134 2080768 0
+145 2080768 0
+156 2080768 0
+166 2080768 0

timelines/PHP/run_2.tsv

@@ -1,3 +1,5 @@
 8 2080768 0
-32 2080768 0
-54 2080768 0
+20 2080768 0
+33 2080768 0
+44 2080768 0
+53 2080768 0

timelines/PHP/run_3.tsv

@@ -1,3 +1,4 @@
 9 2080768 0
-32 2080768 0
-57 2080768 0
+23 2080768 0
+38 2080768 0
+56 2080768 0

timelines/PHP/run_4.tsv

@@ -1,3 +1,5 @@
-9 2080768 0
+8 2080768 0
+20 2080768 0
 33 2080768 0
-57 2080768 0
+45 2080768 0
+54 0 0