Small fixes

testme.sh: nowadays some VM solutions tend to use "processor" word
in other places (like "model name: Common KVM processor")
booker.pl: escape left brace

booker.pl

@@ -28,13 +28,13 @@ while (<IN>) {
    if (!(++$x % 80)) { print "\n"; }
    #update the headings
    if (~($_ =~ /\*/)) {
-      if ($_ =~ /\\chapter{.+}/) {
+      if ($_ =~ /\\chapter\{.+}/) {
           ++$chapter;
           $section = $subsection = 0;
-      } elsif ($_ =~ /\\section{.+}/) {
+      } elsif ($_ =~ /\\section\{.+}/) {
           ++$section;
           $subsection = 0;
-      } elsif ($_ =~ /\\subsection{.+}/) {
+      } elsif ($_ =~ /\\subsection\{.+}/) {
           ++$subsection;
       }
    }

testme.sh

@@ -9,7 +9,7 @@ set -e
 
 if [ -f /proc/cpuinfo ]
 then
-  MAKE_JOBS=$(( ($(cat /proc/cpuinfo | grep processor | tail -n -1 | cut -d':' -f2) + 1) * 2 + 1 ))
+  MAKE_JOBS=$(( ($(cat /proc/cpuinfo | grep -E '^processor[[:space:]]*:' | tail -n -1 | cut -d':' -f2) + 1) * 2 + 1 ))
 else
   MAKE_JOBS=8
 fi