fix improper use of whitespace in README.md files

The use of the markdown trailing whitespace to indicate
line break should NOT be done when the following line is empty.

This removes such improper use of whitespace in README.md files.

2000/anderson/README.md

@@ -4,7 +4,7 @@ Glyn Anderson
 Jl. Raya Serang KM 18.2  
 Desa Bojong  
 Cikupa, Tangerang, 15710  
-Indonesia  
+Indonesia
 
 
 ## To build:

2000/bellard/README.md

@@ -4,7 +4,7 @@ Fabrice Bellard
 451 chemin du mas de Matour  
 34790 Grabels  
 France  
-<https://bellard.org>  
+<https://bellard.org>
 
 ## To build:
 

2000/briddlebane/README.md

@@ -1,8 +1,8 @@
 # Best Abuse of User
 
-Moxen N. Briddlebane  
+Moxen N. Briddlebane
 
-Lord Zarbon  
+Lord Zarbon
 
 
 ## To build:

2000/dhyang/README.md

@@ -5,7 +5,7 @@ UCSD
 259 E. Bellbrook St.  
 Covina, CA 91722  
 US  
-<http://uguu.org>   
+<http://uguu.org>
 
 ## To build:
 

2000/jarijyrki/README.md

@@ -10,7 +10,7 @@ Jyrki Holopainen
 Forsellesintie 1-3A10  
 02700 Kauniainen  
 Finland  
-<https://web.archive.org/web/20061205082106/http://personal.eunet.fi/pp/halo/>  
+<https://web.archive.org/web/20061205082106/http://personal.eunet.fi/pp/halo/>
 
 
 ## To build:
@@ -117,7 +117,7 @@ Click the mouse or use the arrow keys.
 The currently selected cell is always in the edit state.  Press any key to add a
 character at the end of the formula; press backspace to delete the last one.
 
-##### Formulas   
+##### Formulas
 
 ```
 123.45

2000/primenum/README.md

@@ -1,6 +1,6 @@
 # Best Abuse of CPP
 
-Raymond Cheong  
+Raymond Cheong
 
 ## To build:
 
@@ -12,7 +12,7 @@ make
 ## To run:
 
 ```sh
-echo n | ./primenum n 
+echo n | ./primenum n
 
 ```
 

2000/rince/README.md

@@ -5,7 +5,7 @@ MRC Laboratory of Molcular Biology
 Hills Road   
 Cambridge  
 CB2 2QH  
-England  
+England
 
 ## To build:
 

2000/robison/README.md

@@ -3,7 +3,7 @@
 Arch D. Robison  
 1406 Country Lake Drive  
 Champaign IL 61821  
-US  
+US
 
 ## To build:
 

2000/schneiderwent/README.md

@@ -1,7 +1,7 @@
 # Most Timely Output
 
 Craig Schneiderwent  
-WI, US  
+WI, US
 
 ## To build:
 

2000/tomx/README.md

@@ -5,7 +5,7 @@ Mishybi Plamoottil
 Parottukonam  
 Nalanchira P.O, Trivandrum-695015  
 India  
-<https://web.archive.org/web/20010720192926/http://tomx.tripod.com/>  
+<https://web.archive.org/web/20010720192926/http://tomx.tripod.com/>
 
 ## To build: