diff --git a/files/delete.me b/files/delete.me
old mode 100644
new mode 100755
diff --git a/log/delete.me b/log/delete.me
old mode 100644
new mode 100755
diff --git a/tmp/test/empty b/tmp/test/empty
old mode 100644
new mode 100755
diff --git a/vendor/plugins/rfpdf/lib/fpdf/chinese.rb b/vendor/plugins/rfpdf/lib/fpdf/chinese.rb
index 5cdb0da..a9a222a 100644
--- a/vendor/plugins/rfpdf/lib/fpdf/chinese.rb
+++ b/vendor/plugins/rfpdf/lib/fpdf/chinese.rb
@@ -132,7 +132,7 @@ module PDF_Chinese
   	i=0
   	while(i<nb)
   		c=s[i]
-  		if(c<128)
+  		if(c.to_i<128)
   			l+=cw[c.chr] if cw[c.chr]
   			i+=1
   		else
@@ -185,7 +185,7 @@ module PDF_Chinese
   		#Get next character
   		c=s[i]
   		#Check if ASCII or MB
-  		ascii=(c<128)
+  		ascii=(c.to_i<128)
   		if(c.chr=="\n")
   			#Explicit line break
   			Cell(w,h,s[j,i-j],b,2,align,fill)
@@ -261,7 +261,7 @@ module PDF_Chinese
   		#Get next character
   		c=s[i]
   		#Check if ASCII or MB
-  		ascii=(c<128)
+  		ascii=(c.to_i<128)
   		if(c.chr=="\n")
   			#Explicit line break
   			Cell(w,h,s[j,i-j],0,2,'',0,link)
diff --git a/vendor/plugins/rfpdf/lib/fpdf/japanese.rb b/vendor/plugins/rfpdf/lib/fpdf/japanese.rb
index 8fce75f..72d3672 100644
--- a/vendor/plugins/rfpdf/lib/fpdf/japanese.rb
+++ b/vendor/plugins/rfpdf/lib/fpdf/japanese.rb
@@ -102,7 +102,7 @@ module PDF_Japanese
   	i=0
   	while(i<nb)
   		o=s[i]
-  		if(o<128)
+  		if(o.to_i<128)
   			#ASCII
   			l+=cw[o.chr] if cw[o.chr]
   			i+=1
@@ -174,7 +174,7 @@ module PDF_Japanese
       	end  
   			next
   		end
-  		if(o<128)
+  		if(o.to_i<128)
   			#ASCII
   			l+=cw[c.chr] || 0
   			n=1
@@ -212,7 +212,7 @@ module PDF_Japanese
       	end  
   		else
   			i+=n
-  			if(o>=128)
+  			if(o.to_i>=128)
   				sep=i
   			end
   		end
@@ -265,7 +265,7 @@ module PDF_Japanese
   			nl+=1
   			next
   		end
-  		if(o<128)
+  		if(o.to_i<128)
   			#ASCII
   			l+=cw[c.chr] || 0
   			n=1
@@ -315,7 +315,7 @@ module PDF_Japanese
   			nl+=1
   		else
   			i+=n
-  			if(o>=128)
+  			if(o.to_i>=128)
   				sep=i
       	end  
   		end
diff --git a/vendor/plugins/rfpdf/lib/fpdf/makefont.rb b/vendor/plugins/rfpdf/lib/fpdf/makefont.rb
index 91aa69d..8900deb 100644
--- a/vendor/plugins/rfpdf/lib/fpdf/makefont.rb
+++ b/vendor/plugins/rfpdf/lib/fpdf/makefont.rb
@@ -1721,7 +1721,7 @@ def MakeFont(fontfile, afmfile, enc = 'cp1252', patch = {}, type = 'TrueType')
 
         if type == 'Type1' then
             # Find first two sections and discard third one
-            header = file[0] == 128
+            header = file[0].to_i == 128
             file = file[6, file.length - 6] if header
 
             pos = file.index('eexec')
@@ -1729,7 +1729,7 @@ def MakeFont(fontfile, afmfile, enc = 'cp1252', patch = {}, type = 'TrueType')
 
             size1 = pos + 6
 
-            file = file[0, size1] + file[size1 + 6, file.length - (size1 + 6)] if header && file[size1] == 128
+            file = file[0, size1] + file[size1 + 6, file.length - (size1 + 6)] if header && file[size1].to_i == 128
 
             pos = file.index('00000000')
             raise 'Error: font file does not seem to be valid Type1' if pos == nil